https://www.tannic-acids.com/ 1.0 daily 2026-03-11 https://www.tannic-acids.com/sale-50597208-moisture-content-10-chestnut-tannin-extract-total-plate-count-1000cfu-g.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl197046973-moisture_content_10_chestnut_tannin_extract_total_plate_count_1000cfu_g.jpg https://www.tannic-acids.com/photo/pl197047036-moisture_content_10_chestnut_tannin_extract_total_plate_count_1000cfu_g.jpg https://www.tannic-acids.com/sale-50597239-tannin-extract-from-chestnut-chestnut-tannin-essence-brown-powder-with-low-total-plate-count.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl197047036-tannin_extract_from_chestnut_chestnut_tannin_essence_brown_powder_with_low_total_plate_count.jpg https://www.tannic-acids.com/photo/pl197047035-tannin_extract_from_chestnut_chestnut_tannin_essence_brown_powder_with_low_total_plate_count.jpg https://www.tannic-acids.com/sale-50597234-chestnut-tannins-extract-for-yeast-mold-control-eco-solution.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl197047038-chestnut_tannins_extract_for_yeast_mold_control_eco_solution.jpg https://www.tannic-acids.com/photo/pl197047039-chestnut_tannins_extract_for_yeast_mold_control_eco_solution.jpg https://www.tannic-acids.com/sale-50597225-85-tannin-extract-of-chestnut-chestnut-extract-tannin-soluble-in-water.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl197047044-85_tannin_extract_of_chestnut_chestnut_extract_tannin_soluble_in_water.jpg https://www.tannic-acids.com/photo/pl197047042-85_tannin_extract_of_chestnut_chestnut_extract_tannin_soluble_in_water.jpg https://www.tannic-acids.com/sale-50597217-water-soluble-tannin-extract-of-chestnut-powder-with-brownish-color-and-3-0-5-0-ph-level.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl197047044-water_soluble_tannin_extract_of_chestnut_powder_with_brownish_color_and_3_0_5_0_ph_level.jpg https://www.tannic-acids.com/photo/pl197047042-water_soluble_tannin_extract_of_chestnut_powder_with_brownish_color_and_3_0_5_0_ph_level.jpg https://www.tannic-acids.com/sale-50597198-soluble-chestnut-tannin-extract-with-ph-3-0-5-0.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl197046318-soluble_chestnut_tannin_extract_with_ph_3_0_5_0.jpg https://www.tannic-acids.com/photo/pl197046321-soluble_chestnut_tannin_extract_with_ph_3_0_5_0.jpg https://www.tannic-acids.com/sale-50597190-chestnut-extract-of-tannin-with-ph-value-3-0-5-0-for-drinks.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196346628-chestnut_extract_of_tannin_with_ph_value_3_0_5_0_for_drinks.jpg https://www.tannic-acids.com/photo/pl196346629-chestnut_extract_of_tannin_with_ph_value_3_0_5_0_for_drinks.jpg https://www.tannic-acids.com/sale-50597183-advanced-water-soluble-chestnut-tannin-extract-with-tannin-content.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196346698-advanced_water_soluble_chestnut_tannin_extract_with_tannin_content.jpg https://www.tannic-acids.com/photo/pl196346627-advanced_water_soluble_chestnut_tannin_extract_with_tannin_content.jpg https://www.tannic-acids.com/sale-50557451-oak-tannin-extract-vegetable-tanning-agent-for-leather-tanning.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196851291-oak_tannin_extract_vegetable_tanning_agent_for_leather_tanning.jpg https://www.tannic-acids.com/photo/pl196851292-oak_tannin_extract_vegetable_tanning_agent_for_leather_tanning.jpg https://www.tannic-acids.com/sale-50349063-plant-tannins-oak-bowl-extract-tanning-chemicals-quebracho-tannin.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032832-plant_tannins_oak_bowl_extract_tanning_chemicals_quebracho_tannin.jpg https://www.tannic-acids.com/photo/pl196032834-plant_tannins_oak_bowl_extract_tanning_chemicals_quebracho_tannin.jpg https://www.tannic-acids.com/photo/pl196032836-plant_tannins_oak_bowl_extract_tanning_chemicals_quebracho_tannin.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Plant Tannins Oak Bowl Extract Tanning Chemicals Quebracho Tannin Quality indicators: index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 Quebracho tannin, derived from the Quebracho tree, has a wide range of applications across various industries due to its unique properties. Here is an introduction to the diverse uses of Quebracho tannin: Leather Industry: Tanning Agent: Quebracho tannin is a natural tanning agent used in leather production to convert raw hides into https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.3 https://www.tannic-acids.com/sale-50349066-oak-derived-tannin-extract-sustainable-tanning-agents-for-eco-responsible-leather-processing.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032839-oak_derived_tannin_extract_sustainable_tanning_agents_for_eco_responsible_leather_processing.jpg https://www.tannic-acids.com/photo/pl196032840-oak_derived_tannin_extract_sustainable_tanning_agents_for_eco_responsible_leather_processing.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Oak-derived Tannin Extract: Sustainable Tanning Agents For Eco-responsible Leather Processing Quality indicators:indexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12**Product Name:** Oak-Derived Tannin Extract**Source:** This high-quality tannin extract is sourced from the oak tree (Quercus spp.), known for its robust and sustainable properties, making it an ideal choice for the leather industry.**Key Features:**1. **Sustainable Tanning Agents:** Our Oak-Derived Tannin Extract is a collection of natural tannins that https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.3 https://www.tannic-acids.com/sale-50349068-mineral-processing-inhibitor-oak-tannin-extract-for-leather-tanning-and-corrosion-control.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032847-mineral_processing_inhibitor_oak_tannin_extract_for_leather_tanning_and_corrosion_control.jpg https://www.tannic-acids.com/photo/pl196032848-mineral_processing_inhibitor_oak_tannin_extract_for_leather_tanning_and_corrosion_control.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Mineral Processing Inhibitor: Oak Tannin Extract For Leather Tanning And Corrosion Control quality indicators:indexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12Product Details:Mineral Processing Inhibitor: Our Oak Tannin Extract serves as an effective mineral processing inhibitor, ensuring efficient and sustainable extraction processes.For Leather Tanning: Utilized in leather tanning, it enhances the durability and texture of the leather, contributing to high-quality finished products.Corrosion Control: Acts as a https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.6 https://www.tannic-acids.com/sale-50349062-leather-tanning-chemicals-oak-tannin-extract-for-ore-dressing-inhibitor.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032829-leather_tanning_chemicals_oak_tannin_extract_for_ore_dressing_inhibitor.jpg https://www.tannic-acids.com/photo/pl196032830-leather_tanning_chemicals_oak_tannin_extract_for_ore_dressing_inhibitor.jpg https://www.tannic-acids.com/photo/pl196032831-leather_tanning_chemicals_oak_tannin_extract_for_ore_dressing_inhibitor.jpg https://www.tannic-acids.com/sale-50349059-oak-tannin-extract-tanning-chemicals-for-leather-tanning.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032825-oak_tannin_extract_tanning_chemicals_for_leather_tanning.jpg https://www.tannic-acids.com/photo/pl196032826-oak_tannin_extract_tanning_chemicals_for_leather_tanning.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Oak Tannin Extract Tanning Chemicals For Leather Tanning Quality Indicators: index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 Role of Quebracho Tannin in Leather Tanning: Quebracho tannin plays a vital role in leather tanning processes as a natural tanning agent. It helps transform raw animal hides into durable and usable leather by binding to proteins and collagen fibers, imparting strength and durability to the material. Mechanism of Quebracho Tannin in https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.1 https://www.tannic-acids.com/sale-50349069-oak-tannin-extract-harnessing-hydrolyzable-tannins-for-applications.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032849-oak_tannin_extract_harnessing_hydrolyzable_tannins_for_applications.jpg https://www.tannic-acids.com/photo/pl196032850-oak_tannin_extract_harnessing_hydrolyzable_tannins_for_applications.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Oak Tannin Extract Harnessing Hydrolyzable Tannins For Applications quality indicators: index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 **Key Component:** Hydrolyzable Tannins, which are polyphenolic compounds known for their ability to bind with proteins and other materials, providing a range of industrial applications. **Applications:** 1. **Leather Industry:** Used in the tanning process to convert raw hides and skins into leather. 2. **Textile Industry:** Employed as https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.9 https://www.tannic-acids.com/sale-50349065-oak-tannin-extract-hydrolyzable-tannin-for-boiler-descaling.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032837-oak_tannin_extract_hydrolyzable_tannin_for_boiler_descaling.jpg https://www.tannic-acids.com/photo/pl196032838-oak_tannin_extract_hydrolyzable_tannin_for_boiler_descaling.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Oak Tannin Extract Hydrolyzable Tannin For Boiler Descaling quality indicators: index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 Introduction of Quebracho Tannin in Water Treatment: Role of Quebracho Tannin in Water Treatment: Quebracho tannin is utilized in water treatment processes for its ability to act as a natural coagulant and flocculant. Its properties facilitate the removal of impurities and contaminants from water, enhancing water quality. Mechanism of https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.1 https://www.tannic-acids.com/sale-50349087-botanical-tannin-extract-natural-solution-for-eco-friendly-leather-tanning.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032911-botanical_tannin_extract_natural_solution_for_eco_friendly_leather_tanning.jpg https://www.tannic-acids.com/photo/pl196032913-botanical_tannin_extract_natural_solution_for_eco_friendly_leather_tanning.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Botanical Tannin Extract: Natural Solution For Eco-friendly Leather Tanning Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12**Product Name:** Botanical Tannin Extract**Source:** This premium tannin extract is derived from carefully selected plant materials, ensuring a sustainable and eco-friendly source of natural tannins.**Key Features:**1. **Eco-Friendly Tanning:** Our Botanical Tannin Extract is designed to provide a natural and environmentally responsible alternative to https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.6 https://www.tannic-acids.com/sale-50349088-tannic-acid-extraction-oak-tannic-extract-tannin-in-plants.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032912-tannic_acid_extraction_oak_tannic_extract_tannin_in_plants.jpg https://www.tannic-acids.com/photo/pl196032914-tannic_acid_extraction_oak_tannic_extract_tannin_in_plants.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Tannic Acid Extraction Oak Tannic Extract Tannin In Plants Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12Tannin types: Tannins are divided into two categories: condensation and hydrolysis. They have different roles and effects in the tanning process.Tanning characteristics: Tannin tanned leather has good filling and molding properties, which are difficult to replace by other tanning agents.Tannin modification: Tannin can be modified by sodium sulfite modificatio https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.4 https://www.tannic-acids.com/sale-50349096-plant-based-tannins-and-tannic-acid-harnessing-natural-resources-for-efficient-water-treatment.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032928-plant_based_tannins_and_tannic_acid_harnessing_natural_resources_for_efficient_water_treatment.jpg https://www.tannic-acids.com/photo/pl196032929-plant_based_tannins_and_tannic_acid_harnessing_natural_resources_for_efficient_water_treatment.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Plant-based Tannins And Tannic Acid: Harnessing Natural Resources For Efficient Water Treatment Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12**Product Name:** Plant-based Tannins and Tannic Acid**Key Components:**- **Plant-based Tannins:** Derived from various plants, these compounds are rich in polyphenols and known for their astringent properties and ability to bind with proteins and other materials.- **Tannic Acid:** A specific type of tannin found in plants, tannic acid is particularly https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.7 https://www.tannic-acids.com/sale-50349094-tannic-acid-extraction-hydrolyzable-tannin-condensed-tannins.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032922-tannic_acid_extraction_hydrolyzable_tannin_condensed_tannins.jpg https://www.tannic-acids.com/photo/pl196032923-tannic_acid_extraction_hydrolyzable_tannin_condensed_tannins.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Tannic Acid Extraction Hydrolyzable Tannin Condensed Tannins Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12The application of tannins in the textile industry mainly includes the following aspects:Textile adhesive: Tannin extract can be used as a textile adhesive for yarn sizing preparation to improve yarn strength and uniformity..Hydrophilic cross-linking modification: Tannin extract is used as a filling material to perform hydrophilic cross-linking modification https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.4 https://www.tannic-acids.com/sale-50349089-tannic-acid-extraction-hydrolyzable-tannin-vegetable-tannins.html 0.8 weekly 2026-01-05 https://www.tannic-acids.com/photo/pl196032915-tannic_acid_extraction_hydrolyzable_tannin_vegetable_tannins.jpg https://www.tannic-acids.com/photo/pl196032916-tannic_acid_extraction_hydrolyzable_tannin_vegetable_tannins.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Tannic Acid Extraction Hydrolyzable Tannin Vegetable Tannins Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12The application of tannins in water treatment mainly includes the following aspects:Wastewater treatment flocculant: Tannin extract can be used as a flocculant for wastewater treatment. Studies have shown that flocculants made from wattle bark tannins modified through aminomethylation can significantly improve the treatment effect of tannery wastewater and https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.4 https://www.tannic-acids.com/sale-50349091-tannic-acid-extraction-tannin-in-plants-for-water-treatment.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032917-tannic_acid_extraction_tannin_in_plants_for_water_treatment.jpg https://www.tannic-acids.com/photo/pl196032918-tannic_acid_extraction_tannin_in_plants_for_water_treatment.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Tannic Acid Extraction Tannin In Plants For Water Treatment Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12The application of tannins in water treatment mainly includes the following aspects:Wastewater treatment flocculant: Tannin extract can be used as a flocculant for wastewater treatment. Studies have shown that flocculants made from wattle bark tannins modified through aminomethylation can significantly improve the treatment effect of tannery wastewater and https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.8 https://www.tannic-acids.com/sale-50349093-vegetable-tannin-extraction-harnessing-tannic-acid-and-hydrolyzable-tannins.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032919-vegetable_tannin_extraction_harnessing_tannic_acid_and_hydrolyzable_tannins.jpg https://www.tannic-acids.com/photo/pl196032920-vegetable_tannin_extraction_harnessing_tannic_acid_and_hydrolyzable_tannins.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Vegetable Tannin Extraction Harnessing Tannic Acid And Hydrolyzable Tannins Quality indicators index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 **Product Name:** Vegetable Tannin Extraction **Key Components:** - **Tannic Acid:** A polyphenol compound found in various plants, known for its astringent properties and ability to bind with proteins. - **Hydrolyzable Tannins:** These include gallotannins and ellagitannins, which are water-soluble and can be hydrolyzed to release https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.8 https://www.tannic-acids.com/sale-50349095-tannic-acid-extraction-molecular-sieve-vegetable-tannins.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032924-tannic_acid_extraction_molecular_sieve_vegetable_tannins.jpg https://www.tannic-acids.com/photo/pl196032925-tannic_acid_extraction_molecular_sieve_vegetable_tannins.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Tannic Acid Extraction Molecular Sieve Vegetable Tannins Quality indicators index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 The application of tannin extract in the textile industry mainly includes the following aspects: Binder for textiles: Tannin extract can be used as a binder for textiles, used for the preparation of yarn slurry, and improve the strength and uniformity of the yarn. Hydrophilic cross-linking modification: Tannin extract is used as a filling https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.7 https://www.tannic-acids.com/sale-50349082-quebracho-bark-extract-vegetable-tannins-for-leather-tanning.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032904-quebracho_bark_extract_vegetable_tannins_for_leather_tanning.jpg https://www.tannic-acids.com/photo/pl196032906-quebracho_bark_extract_vegetable_tannins_for_leather_tanning.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Quebracho Bark Extract Vegetable Tannins For Leather Tanning Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12In leather tanning, tannin gum stabilizes animal hides by interacting with collagen fibers. Here's the specific mechanism:Mechanism of ActionCollagen Bonding: Tannins form hydrogen bonds and other interactions with collagen fibers in the hide.Cross-Linking: This creates cross-links between fibers, increasing the hide's stability and preventing decomposition https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.6 https://www.tannic-acids.com/sale-50349084-plant-tannins-valanea-tanining-extract-for-leather-tanning.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032909-plant_tannins_valanea_tanining_extract_for_leather_tanning.jpg https://www.tannic-acids.com/photo/pl196032910-plant_tannins_valanea_tanining_extract_for_leather_tanning.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Plant Tannins Valanea Tanining Extract For Leather Tanning Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12Application of tannin in leather manufacturing industry:Tanning characteristics: Tannin tanned leather has good filling and molding properties, which are difficult to replace by other tanning agents.Tannin types: Tannin is divided into two categories: condensation type and hydrolysis type, and their functions and effects in the tanning process are different https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.8 https://www.tannic-acids.com/sale-50349081-eco-friendly-tannin-extract-natural-coagulants-for-water-treatment.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032903-eco_friendly_tannin_extract_natural_coagulants_for_water_treatment.jpg https://www.tannic-acids.com/photo/pl196032905-eco_friendly_tannin_extract_natural_coagulants_for_water_treatment.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Eco-Friendly Tannin Extract Natural Coagulants For Water Treatment Quality indicators index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 **Product Title:** Eco-Friendly Tannin Extract " " for Advanced Water Clarification **Product Overview:** Introducing our Eco-Friendly Tannin Extract, a natural solution for water treatment that leverages the inherent coagulating and flocculating properties of plant-derived tannins. This product is sourced from sustainable plant https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.5 https://www.tannic-acids.com/sale-50349078-sustainable-valanea-tannin-extract-eco-friendly-water-treatment-chemicals.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032899-sustainable_valanea_tannin_extract_eco_friendly_water_treatment_chemicals.jpg https://www.tannic-acids.com/photo/pl196032900-sustainable_valanea_tannin_extract_eco_friendly_water_treatment_chemicals.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Sustainable Valanea Tannin Extract - Eco-friendly Water Treatment Chemicals Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12**Product Title:** Premium Tannin Extract - " " for Advanced Water Treatment**Product Overview:**This eco-friendly product is derived from sustainable plant materials, such as oak bark and chestnut, offering a greener alternative to synthetic chemicals in water purification processes.**Key Characteristics:**- **Source:** Our tannin extract is sourced from https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.2 https://www.tannic-acids.com/sale-50349061-oak-bowl-extract-tannic-acid-leather-tanning-chemicals.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032827-oak_bowl_extract_tannic_acid_leather_tanning_chemicals.jpg https://www.tannic-acids.com/photo/pl196032828-oak_bowl_extract_tannic_acid_leather_tanning_chemicals.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Oak Bowl Extract Tannic Acid Leather Tanning Chemicals Quality indicators index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 Principle of Oak Bowl Tannin Extract for Leather Tanning: Oak bowl tannin extract, derived from oak trees, contains tannins, which are known for their astringent properties. Tannins bind to and precipitate proteins, a characteristic that is valuable in tanning hides into leather. Active Ingredients in Oak Bowl Tannin Extract: The active https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.5 https://www.tannic-acids.com/sale-50349064-bayberry-extract-vegetable-tannins-leather-tanning-chemicals.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032833-bayberry_extract_vegetable_tannins_leather_tanning_chemicals.jpg https://www.tannic-acids.com/photo/pl196032835-bayberry_extract_vegetable_tannins_leather_tanning_chemicals.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Bayberry Extract Vegetable Tannins Leather Tanning Chemicals Quality indicators index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 Quebracho Tannin as a Curing Accelerator in Phenol-Formaldehyde Resin Adhesives: Role of Quebracho Tannin as a Curing Accelerator: Quebracho tannin is widely employed as a curing accelerator in phenol-formaldehyde resin adhesives. Its role includes expediting the curing process of the adhesive, thereby enhancing its performance and https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.8 https://www.tannic-acids.com/sale-50349067-oak-bowl-extract-vegetable-tannins-for-metal-preservatives.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032845-oak_bowl_extract_vegetable_tannins_for_metal_preservatives.jpg https://www.tannic-acids.com/photo/pl196032846-oak_bowl_extract_vegetable_tannins_for_metal_preservatives.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Oak Bowl Extract Vegetable Tannins For Metal Preservatives quality indicators index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 Role of Quebracho Tannin in Metal Corrosion Protection: Quebracho tannin is employed in metal corrosion protection due to its properties as a natural corrosion inhibitor. It forms a protective barrier on metal surfaces, preventing corrosion and extending the lifespan of metal structures. Mechanism of Quebracho Tannin in Metal Corrosion https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.6 https://www.tannic-acids.com/sale-50349073-quebracho-bark-extract-tannic-acid-leather-tanning-chemicals.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032887-quebracho_bark_extract_tannic_acid_leather_tanning_chemicals.jpg https://www.tannic-acids.com/photo/pl196032889-quebracho_bark_extract_tannic_acid_leather_tanning_chemicals.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Quebracho Bark Extract Tannic Acid Leather Tanning Chemicals quatlity indicators index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 Tannin gum, often referred to in Chinese as " " (k o ji o), is a type of organic compound found in various plants. It is rich in tannins, which are polyphenolic compounds that have astringent properties. Tannin gum is commonly used in industries such as leather tanning, dyeing, and as a clarifying agent in wine and beer production. Key https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.6 https://www.tannic-acids.com/sale-50349075-quebracho-bark-extract-tannic-extract-for-leather-tanning.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032891-quebracho_bark_extract_tannic_extract_for_leather_tanning.jpg https://www.tannic-acids.com/photo/pl196032892-quebracho_bark_extract_tannic_extract_for_leather_tanning.jpg https://www.tannic-acids.com/photo/pl196032893-quebracho_bark_extract_tannic_extract_for_leather_tanning.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Quebracho Bark Extract Tannic Extract For Leather Tanning Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12In the leather tanning process, tannin gum plays a crucial role by stabilizing the collagen fibers in animal hides, transforming them into durable leather. Here's how it works:MechanismCollagen Interaction: Tannins interact with the collagen fibers in the hide. The polyphenolic structure of tannins forms hydrogen bonds and other interactions with the collagen https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.5 https://www.tannic-acids.com/sale-50349077-quebracho-bark-extract-leather-tanning-chemicals-tannin-in-plants.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032896-quebracho_bark_extract_leather_tanning_chemicals_tannin_in_plants.jpg https://www.tannic-acids.com/photo/pl196032897-quebracho_bark_extract_leather_tanning_chemicals_tannin_in_plants.jpg https://www.tannic-acids.com/photo/pl196032898-quebracho_bark_extract_leather_tanning_chemicals_tannin_in_plants.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Quebracho Bark Extract Leather Tanning Chemicals Tannin In Plants Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12Tannin gum is used in water treatment for its natural coagulating and flocculating properties. Here's how it works in the process:MechanismCoagulation: Tannins neutralize the charges on suspended particles, allowing them to clump together.Flocculation: These clumps, or flocs, grow larger and can be more easily removed from the water.BenefitsEco-Friendly: https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.9 https://www.tannic-acids.com/sale-50349079-tannic-acid-extraction-quebracho-bark-extract-tannin-extract.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032901-tannic_acid_extraction_quebracho_bark_extract_tannin_extract.jpg https://www.tannic-acids.com/photo/pl196032902-tannic_acid_extraction_quebracho_bark_extract_tannin_extract.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Tannic Acid Extraction Quebracho Bark Extract Tannin Extract Quality indicators index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 Tannin gum, known in Chinese as " " (k o ji o), is a natural compound rich in tannins, found in various plants. It's commonly used in industries like leather tanning, dyeing, and water treatment due to its astringent and coagulating properties. Key Characteristics Source: Derived from plant materials such as oak bark and chestnut. https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.3 https://www.tannic-acids.com/sale-50349083-oak-derived-tannic-acid-pure-natural-extract-for-leather-tanning.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032907-oak_derived_tannic_acid_pure_natural_extract_for_leather_tanning.jpg https://www.tannic-acids.com/photo/pl196032908-oak_derived_tannic_acid_pure_natural_extract_for_leather_tanning.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Oak-Derived Tannic Acid Pure Natural Extract For Leather Tanning Quality indicators index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 **Product Name:** High-Quality Tannic Acid **Product Overview:** Tannic acid is a natural product derived from plant materials such as bark, wood, and fruit shells that contain a high amount of tannins. It is known for its unique chemical properties and wide range of industrial applications. Our tannic acid product is carefully selected https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.1 https://www.tannic-acids.com/sale-50349058-pure-natural-oak-bowl-tannin-extract-for-leather-tanning.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032823-pure_natural_oak_bowl_tannin_extract_for_leather_tanning.jpg https://www.tannic-acids.com/photo/pl196032824-pure_natural_oak_bowl_tannin_extract_for_leather_tanning.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Pure Natural Oak Bowl Tannin Extract For Leather Tanning Quality indicators index unit Cold melt Hot melt Tannin 67 71 Non-tannin 30 26 Insoluble matter 2.5 3.5 Water content 12 12 Principle: Tannin extract is derived from plants and is known for its astringent properties. Tannins are polyphenolic compounds that bind to and precipitate proteins, which gives them their characteristic ability to tan animal hides into leather. Use: Tannin extract has a wide range of uses, including: Tanning leather Dyeing fabrics https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.2 https://www.tannic-acids.com/sale-50349074-valanea-tanning-extract-tanning-chemicals-for-water-treatment.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032888-valanea_tanning_extract_tanning_chemicals_for_water_treatment.jpg https://www.tannic-acids.com/photo/pl196032890-valanea_tanning_extract_tanning_chemicals_for_water_treatment.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Valanea Tanning Extract Tanning Chemicals For Water Treatment Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12Tannin extract, known in Chinese as " " (k o ji o), is used in water treatment for its natural coagulating and flocculating properties. Here's an overview:Key CharacteristicsSource: Derived from plant materials like oak bark and chestnut.Appearance: Typically a brown, powdery substance.Solubility: Soluble in water, often used in aqueous solutions.Application https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.5 https://www.tannic-acids.com/sale-50349076-leather-tanning-chemicals-valanea-tanning-extract-tannin-in-plants.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032894-leather_tanning_chemicals_valanea_tanning_extract_tannin_in_plants.jpg https://www.tannic-acids.com/photo/pl196032895-leather_tanning_chemicals_valanea_tanning_extract_tannin_in_plants.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Leather Tanning Chemicals Valanea Tanning Extract Tannin In Plants Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12The production process of tannin extract generally includes the following steps:Raw material collection:Select bark rich in tannin, such as oak bark.Washing and crushing:Wash the bark, remove impurities, and then crush it.Extraction:Put the crushed bark into the extraction equipment and use hot water or steam for extraction, usually at high temperature, to https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.2 https://www.tannic-acids.com/sale-50349098-tannic-acid-extraction-iron-oxide-desulfurizer-vegetable-tannins.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/pl196032931-tannic_acid_extraction_iron_oxide_desulfurizer_vegetable_tannins.jpg https://www.tannic-acids.com/photo/pl196032932-tannic_acid_extraction_iron_oxide_desulfurizer_vegetable_tannins.jpg https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Tannic Acid Extraction Iron Oxide Desulfurizer Vegetable Tannins Quality indicatorsindexunitCold meltHot meltTannin 67 71Non-tannin 30 26Insoluble matter 2.5 3.5Water content 12 12Tannin extracts are widely used in the chemical industry, mainly in the following aspects:Leather industry: Tannin extracts are used as vegetable tanning agents for tanning leather, making the leather soft, shiny and durable.Petroleum industry: Tannin extracts are mainly used as viscosity reducers and filtration reducers for drilling fluids in the petroleum https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist.m3u8 13 2024-11-06T10:01:39+08:00 37 4.4 https://www.tannic-acids.com/video-197876-factory-environment.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ac3d366781.mp4.jpg?1730856147 Factory environment Our factory environment https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cd5c46a1b7dae67a55118c4e6f0dc75e/playlist-factory-environment.m3u8 13 2024-11-06T09:18:09+08:00 0 4.8 https://www.tannic-acids.com/video-197906-pure-natural-oak-bowl-tannin-extract-for-leather-tanning.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/photo/tannic-acids/video/20241106_672ace05cd371.mp4.jpg?1730858614 Pure Natural Oak Bowl Tannin Extract For Leather Tanning Discover the Pure Natural Oak Bowl Tannin Extract, a sustainable solution for leather tanning. This vegetable tannin extraction harnesses tannic acid and hydrolyzable tannins, offering eco-friendly alternatives for various industries. Learn about its quality indicators, applications, and benefits. https://www.tannic-acids.com/vodcdn/videos/encoder/1202411/cb11d008fa1569c069aa07d06a79d774/playlist-pure-natural-oak-bowl-tannin-extract-for-leather-tanning.m3u8 13 2024-11-06T10:01:39+08:00 37 4.3 Tannic Acid Extraction https://www.tannic-acids.com/products.html 0.8 weekly 2025-12-09 https://www.tannic-acids.com/aboutus.html 0.8 monthly 2025-12-09 https://www.tannic-acids.com/contactus.html 0.8 monthly 2025-12-09 https://www.tannic-acids.com/factory.html 0.6 monthly 2025-12-09 https://www.tannic-acids.com/quality.html 0.6 monthly 2025-12-09 https://www.tannic-acids.com/contactnow.html 0.6 monthly 2025-12-08 https://www.tannic-acids.com/video.html 0.6 monthly 2025-12-05 https://www.tannic-acids.com/video-all.html 0.6 monthly 2025-12-05 https://www.tannic-acids.com/sitemap.html 0.6 monthly 2025-12-09 https://www.tannic-acids.com/privacy.html 0.6 monthly 2025-12-09 https://www.tannic-acids.com/supplier-4696617-tannin-extract-powder 1.0 weekly 2025-12-09 https://www.tannic-acids.com/supplier-4696618-chestnut-tannin-extract 1.0 weekly 2025-12-09 https://www.tannic-acids.com/supplier-4696619-quebracho-bark-extract 1.0 weekly 2025-12-09 https://www.tannic-acids.com/supplier-4696620-valanea-tanning-extract 1.0 weekly 2025-12-09 https://www.tannic-acids.com/supplier-4696621-tannic-acid-extraction 1.0 weekly 2025-12-09 https://www.tannic-acids.com/supplier-4696759-tannic-acid-powder 1.0 weekly 2025-12-09