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Quebracho Bark Extract Tannic Acid Leather Tanning Chemicals
Product Details:
Payment & Shipping Terms:
| Minimum Order Quantity: | 25kg |
|---|---|
| Price: | 60~70USD |
| Packaging Details: | 25kg/barrel |
| Delivery Time: | 5-10days |
| Payment Terms: | L/C,T/T,Western Union,MoneyGram |
| Supply Ability: | 1000T |
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Detail Information |
Product Description
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 "栲胶" (kǎo jiāo), 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 Characteristics
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Source: Derived from plant materials such as oak bark, chestnut, and other hardwoods.
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Appearance: Typically appears as a brown, powdery substance.
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Solubility: Soluble in water and often used in aqueous solutions.
Uses
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Leather Tanning: Tannins are essential in converting animal hides into leather by stabilizing the collagen fibers.
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Dyeing: Acts as a mordant to fix dyes onto fabrics.
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Food and Beverage: Used to clarify wines and beers, removing unwanted proteins and other solids.
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Medical Applications: Sometimes used in traditional medicine for its astringent properties.
Benefits
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Natural Source: Being plant-based, it offers a more environmentally friendly alternative to synthetic chemicals.
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Versatility: Applicable across multiple industries for its binding and clarifying properties.