Good quality Glycerite//1401-55-4

Min.Order / FOB Price:Get Latest Price

1 Metric Ton	Negotiable

1 Metric Ton

Negotiable

Min.Order :1 Metric Ton
Purity: 99.5%
Payment Terms : L/C,T/T,

Keywords

Glycerite 1401-55-4 Glycerite//1401-55-4

Quick Details

Appearance:white crystalline powder,White crystalline
Application:1.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. 2. Additive materials for fine che
PackAge:25kg/bag
ProductionCapacity:200|Metric Ton|Month
Storage:Warehouse ventilation, dry at low temperature
Transportation:CIF or FOB

Superiority:

High quality 1401-55-4

1.Basic information

Tannic acid

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

Grades: tech grade,
food grade (wine),
pharmaceutical grade (BP standard)

Details:

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

2. Electronicsl grade

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

3. Pharmaceutical grade

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

4. Food grade

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

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