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Tannic Acid

Tannic Acid

Region: Guizhou
Minimum Order Quantity: 1KG
Monthly Production Capacity: 300 Tons annually
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Detailed Description
  • Packaging Information: 25kg/vacuum Aluminum foil bag in paper drum
  • Price: 6.70
  • Payment Terms: L/C or T/T 30% deposit by TT,70% Balance before shipment
  • Delivery Lead Time: Based on the quantity. Normally 7-10 working days
  • Certificates/Standards: QUALITY MANAGEMENT SYSTEM CERTIFICATE
  • Main Sales Markets: North America, Central/South America, Western Europe, Eastern Europe, Australasia, Asia, Middle East, Africa
  • Sample Provided: yes
  • Sample Policy: sample below 100g is free of charge; we pay domest

                                           Tannic acid

Chemical Stucture:Fomula:C76H52O46

Molecularweight:  1701.2

CAS No :   1401-55-4

Production Capacity:300T/Year

Specification:(Enterprise standard of China)

quality specification

Standard value

Highpuregrade

Industrial grade

dye grade

operative norm

manufacturer'sstandard

LY/T1300-2005

manufacturer's standard

Appearance:

 light yellow to brown powder

light yellow to brown powder

light yellow to brown powder

Content    (%) ≥

98.0

81.0

86.0

 loss of dryness  (%) ≤

9.0

9.0

9.0

insolubles in water (%) ≤

0.1

0.6

 

transparency

qualified

 

qualified

Total color (Lovibond Tintometer unit)≤

1.2

2.0

2.0

Residue of ignition(%≤

0.1

 

1.0

gallic acid    (%) ≤

2.0

 

7.0

  Heavy metal(Pt)  (%) ≤

10

 

 

  Arsennic    (%) ≤

5

 

 

    Pt     (%) ≤

3

 

 

Hg     (%) ≤

1

 

 

 
Packing:Paper drum lined plastic bag   

Gross weight :28kg         Net weight:25kg

StorageSeal and keep away light 。

Usage:This product is used for the preparation of germanium, the manufacture of tannic iron ink, metal rust proof, mud treatment agent for petroleum drilling, alcohol clarification agent and coal dyeing agent. This product is also widely used in the pharmaceutical industry.

 

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