OEM New Life Antioxidant Supplement Suppliers - Tannic Acid – Sanjiang

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OEM New Life Antioxidant Supplement Suppliers - Tannic Acid – Sanjiang Detail:

Product name: Tannic acid

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

Chemical name: 1,2,3,4,6-penta-O-{3,4-dihydroxy-5-[(3,4,5-trihydroxybenzoyl)oxy]benzoyl}-D-glucopyranose

Other names: Acidum tannicum,Gallotannic acid,Digallic acid,Gallotannin,Tannimum,Quercitannin,Oak bark tannin,Quercotannic acid,Querci-tannic acid,Querco-tannic acid

Molecular formula: C76H52O46,

Molecular weight: 1701.19

Melting point: decomposes above 200 °C

CAS Number : 1401-55-4

Quality index : The product complies with the national standard GB5308-85.

dan-ning-suan

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

Content

≥81%

Drying loss

≤9%

Water insoluble matter

≤0.6%

Color

≤2.0

Packing

Kraft paper bag, 25 kg / bag

Production scale

300T/Y

ABOUT US

Leshan Sanjiang Biological Technology Co., Ltd.

18 years of history , Specializing in the manufacture of gallic acid and other gallic extract series products ;


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OEM New Life Antioxidant Supplement Suppliers - Tannic Acid – Sanjiang detail pictures

OEM New Life Antioxidant Supplement Suppliers - Tannic Acid – Sanjiang detail pictures

OEM New Life Antioxidant Supplement Suppliers - Tannic Acid – Sanjiang detail pictures

OEM New Life Antioxidant Supplement Suppliers - Tannic Acid – Sanjiang detail pictures

OEM New Life Antioxidant Supplement Suppliers - Tannic Acid – Sanjiang detail pictures

OEM New Life Antioxidant Supplement Suppliers - Tannic Acid – Sanjiang detail pictures

OEM New Life Antioxidant Supplement Suppliers - Tannic Acid – Sanjiang detail pictures


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We are also focusing on improving the stuff management and QC system so that we could keep great advantage in the fiercely-competitive business for OEM New Life Antioxidant Supplement Suppliers - Tannic Acid – Sanjiang , The product will supply to all over the world, such as: Hamburg, Karachi, Singapore, Honest to every customers are our requested! First-class serve, best quality, best price and fastest delivery date is our advantage! Give every customers good serve is our tenet! This makes our company get the favour of customers and support! Welcome all over the world customers send us enquiry and looking forward your good co-operation !Please your inquiry for more details or request for dealership in selected regions.
  • The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Hedy from Costa rica - 2017.12.19 11:10
    Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
    5 Stars By Jean from Swedish - 2017.07.07 13:00
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