Tannic acid for hot sale/ cas1401-55-4 CAS NO.1401-55-4 CAS NO.1401-55-4

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· Product Details

Keywords

· Tannic acid

· cas 1401-55-4

· 1401-55-4

Quick Details

· ProName:Tannic acid for hot sale/ cas1401-55-4...

· CasNo:1401-55-4

· Molecular Formula:C76H52O46

· Appearance:white powder

· Application:Pharmaceutical Intermediates

· DeliveryTime:15days

· PackAge:Package: In double layer bags of 25 Kg...

· Port:Tianjin port

· ProductionCapacity:1000 Metric Ton/Month

· Purity:99%

· Storage:keep in dry place

· Transportation:by sea by air

· LimitNum:1 Metric Ton

· 10124-56-8:10124-56-8

Details

Factory price Tannic acid for hot sale/ cas1401-55-4

1.Basic informaton.

Tannic acid

Synonym: Tannin, Gallotannic acid 
Molecular formula and weight: C76H52O46 = 701.18 
CAS registry number: 1401-55-4 

Description: Light yellowish to brownish powder, soluble in 1 share Of water or ethanol; Soluble in acetone; Almost insoluble in chloroform or diethyl ether. 

1. Industrial grade 
Item First-grade product 
Loss on drying, %≤ : 9.0 
Water insoluble, %≤ : 0.3 
Solution color≤ : 2.0 
Content(dry weight), ≥ : 81.0 

Application: Widely used in extract of Ge, manufacture of "lro ink", anti-corrosion of metal, treatment of slurry in petroleum well, raw materials of pharmaceutical industry. 

Packaging: In plastic woven bags of 25kg net each. 

2. Electronicsl grade 
Characteristic: Light yellowish to light brownish powder, soluble in 1 share of water or ethanol, soluble in acetone, insoluble in chloroform or ethyl ether

Content of Tannic Acid (dry base), %:  ≥ 99.5 
Chloride, ppm:   ≤ 4.4 
Pb, ppm: ≤ 2.0 
Fe, ppm: ≤ 2.0 
Sulfate, ppm: ≤ 3.0 
Moisture, %  : ≤ 10.0 
Use: Additive materials for fine chemistry and electronics field. 
Storage: Airproof and protect from light 
Packing: Net weight 25kg per drum 

3. Pharmaceutical grade 
Characteristic: Light yellowish to light brownish powder, soluble in 1 share of water or ethanol, soluble in acetone, insoluble in chloroform or ethyl ether. 

Content of tannic acid: ≥ 86.0% 
Loss on drying: ≤ 9.0% 
Water insoluble substance: ≤ 0.60% 
Color: ≤ 1.0 
Ignited residue: ≤ 0.20% 
Gallic acid: ≤ 7.0 

Application: Tannic acid for medicine has the antiseptic, enzyme-eliminating and convergent effects. Applied as antibiotics to treating tinea, eliminating toxic substances and stopping diarrhea etc. 
Packaging: 25KGs/drum. 

4. Food grade 
Characteristic: Light yellowish to light brownish powder, soluble in 1 share of water or ethanol, soluble in acetone, insoluble in chloroform or ethyl ether. 

Main specifications: 
Appearance:  Ivory, no odour 
Heavy metal, %: ≤  0.002 
Loss on drying, %: ≤ 9.0 
As, %: ≤ 0.0002 
Ignited residue, %: ≤ 1.0 
Content, %: ≥  86 

Application: Food and feed additive. 
Packaging: 25KGs/drum

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