OEM Antioxidant Fruits Suppliers - Tannic Acid – Sanjiang
OEM Antioxidant Fruits Suppliers - Tannic Acid – Sanjiang Detail:
Properties: Light yellow or light brown amorphous powder,, oxidized and darkening when exposed to air. Soluble in water, ethanol, acetone, and ethyl acetate.tannic acid is a specific form of tannin, a type of polyphenol. Its weak acidity (pKa around 6) is due to the numerous phenol groups in the structure. The chemical formula for commercial tannic acid is often given as C76H52O46, which corresponds with decagalloyl glucose, but in fact it is a mixture of polygalloyl glucoses or polygalloyl quinic acid esters with the number of galloyl moieties per molecule ranging from 2 up to 12 depending on the plant source used to extract the tannic acid. Commercial tannic acid is usually extracted from any of the following plant parts: Tara pods (Caesalpinia spinosa), gallnuts from Rhus semialata or Quercus infectoria or Sicilian sumac leaves (Rhus coriaria).
Quality index : The product complies with the national standard GB5308-85.
Uses
1. This product is widely used in extraction and acid iron ink manufacturing.
2. Used to produce leather tanning agent, mordant, rubber coagulant, protein agent, alkaloid precipitant.
3. Pharmaceutical products, such as raw materials for sulfa synergists (TMP).
4. Raw material for preparing medicinal acid, pyrogallic acid and sulfa drugs are also raw material for producing gallic acid and pyrogallol.
5. The use of resins made of tannins has been investigated to remove mercury and methylmercury from solution. Immobilized tannins have been tested to recover uranium from seawater.
6. Tannins can be used for production of anti-corrosive primer.
Storage
Moisture-proof and light-proof, sealed storage.
Packing
Kraft paper bag, net weight 25 kg.
Specifications
Specifications |
Industrial grade |
Implementation standards |
LY/T1300-2005 |
Assay |
≥81% |
Drying loss |
≤9% |
Water insoluble matter |
≤0.6% |
Production scale |
1500T/Y |
Color |
≤2.0 |
Packing |
Kraft paper bag, 25 kg / bag |
Product detail pictures:
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Well-run products, skilled income group, and better after-sales products and services; We have been also a unified massive family, all people stick with the business price "unification, dedication, tolerance" for OEM Antioxidant Fruits Suppliers - Tannic Acid – Sanjiang , The product will supply to all over the world, such as: Myanmar, Suriname, Saudi Arabia, With the best technological support, we have tailored our website for the best user experience and kept in mind your ease of shopping. we ensure that the best reaches you at your doorstep, in the shortest possible time and with the help of our efficient logistical partners i.e DHL and UPS. We promise quality, living by the motto of promising only what we can deliver.
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