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Food-tannic acid

Food-tannic acid

Series: Gallotannic acid series

Detailed introduction

Product name: Food-tannic acid
Molecular formula: C76H52O46
Molecular weight: 1701.18
Structural formula:

 

Specification

Food grade

executive standard

FCC-IV

content

≥93%

≥96%

≥98%

loss on drying

≤9%

≤9%

≤9%

water insoluble

≤0.2%

≤0.1%

≤0.1%

ignition residue

≤0.1%

≤0.1%

≤0.1%

heavy metal

20ppm

15ppm

10ppm

arsenic

<3ppm

<3ppm

<3ppm

lead

<5ppm

<5ppm

<5ppm

mercury

<1ppm

<1ppm

<1ppm

gallic acid

≤4%

≤2.5%

≤0.75%

production scale

600 T/Y

300 T/Y

100 T/Y

packing

Cardboard drum, 25kg/ drum

Cardboard drum, 25kg/ drum

Cardboard drum, 25kg/ drum


Character: This product is light yellow to light brown powder, with special smell and astringent taste. Soluble in 1 part water or ethanol, soluble in acetone, insoluble in chloroform or ether.
Quality indicators: comply with the food and drug administration "Food Chemistry Specification" 5th edition and codex Alimentarius Standard; U.S. Food FC-IV standard.
To use: mainly used in cosmetics, food antioxidants, clarifiers of low alcohol, oil antioxidants, but also used in bromelain food processing and other aspects.
Storage: keep away from moisture and light and store sealed
Packing: cardboard drum for external use, plastic bag for inside, 25kg net per barrel.



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