China Wholesale Ellagic Acid Suppliers - Tannic Acid – Sanjiang

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Our purpose would be to offer good quality products at competitive price ranges, and top-notch support to clients around the whole world. We're ISO9001, CE, and GS certified and strictly adhere to their good quality specifications for Tannic Acid Powder, Superoxide Dismutase Enzyme, Pycnogenol Skin Benefits, By more than 8 years of company, now we have accumulated rich experience and advanced technologies from the generation of our merchandise.
China Wholesale Ellagic Acid 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.

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iconUses

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.

iconStorage

Moisture-proof and light-proof, sealed storage.

iconPacking

Kraft paper bag, net weight 25 kg.

iconSpecifications

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


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With a complete scientific quality management system, good quality and good faith, we win good reputation and occupied this field for China Wholesale Ellagic Acid Suppliers - Tannic Acid – Sanjiang , The product will supply to all over the world, such as: Auckland, Barbados, Argentina, Our tenet is "integrity first, quality best". We have confidence in providing you with excellent service and ideal products. We sincerely hope we can establish win-win business cooperation with you in the future!
  • We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
    5 Stars By Poppy from Ghana - 2018.05.15 10:52
    The customer service staff's attitude is very sincere and the reply is timely and very detailed, this is very helpful for our deal,thank you.
    5 Stars By Florence from Georgia - 2018.02.04 14:13
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