| Customization: | Available |
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| Certification: | ISO, FDA |
| Assay Method: | UV |
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Food Grade Natural Galla Chinensis Extract Tannin Cas 1401-55-4 Tannic Acid
Product Name: Tannic Acid
Specification: Food Grade 96%
Appearance: Light yellow to brown powder
Test Method: HPLC
Sample order: Available
Cas No.: 1401-55-4
Tannic acid, also known as tannic acid, is an organic compound. It is a tannin obtained from the acacia tree. It is a yellow or light brown, fine, amorphous powder or scale; odorless, with a slight special smell, and extremely astringent in taste. It is soluble in water and ethanol, and readily soluble in glycerol.
Tannic Acid is a tannin obtained from gallnut. It is soluble in water. In industry, tannic acid is widely used in leather tanning and blue ink production. Tannic acid can coagulate protein.
It can also be used as a mordant; ore flotation agent; conversion coating; food additive; synergist; deodorant
1. It can be used as an antioxidant for food, and is applied in food processing, fruit and vegetable processing, and storage.
2. It can be used in skin care products to protect against sun exposure and brighten the skin.
3. It is mainly used in industries such as medicine, ink, dyeing, leather and metallurgy, as well as in water treatment.
4. It can be used as a clarifying agent for low-alcohol and fruit wines. It can also be used as a tanning agent for leather.
5. Tannic acid is used for non-chrome passivation of galvanized layers.
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