gallic acid

Date：2021-12-20 Categories：Related Application Product

post date:

dec 19,2021

expiry date:

jan 18,2022

detailed description:

cas no. :149-91-7
quantity: 500metric tons
specs:white or pale colored crystalline powder

quality standard: conform to the requirements of european-93(class-1), japan jis (class-1), u.s.p the 21 edition (1985)
content: not less than 99%
sulfates: not more than 10ppm
water-soluble test: clear and transparent
loss on drying: not more than 10%
residue on ignition: not more than 0.1%
packing: a net weight of 25kg, packed in carton bag.
application: gallic acid is used in determination of bismuth, cerium, copper, nitrite phosphorus, silver thorium and titanium, etc.

cas registry number:	149-91-7
synonyms:	;3,4,5-trihydroxybenzoic acid;pyrogallol-5-carboxylic acid;gallic acid anhydrous;gallic acid(anhydrous);
molecular formula:	c₇h₆o₅
molecular weight:	170.1195
molecular structure:
hazard symbols:	xi:irritant;
risk codes:	r36/37/38:;
safety description:	s24/25:;

Tags：Gallic acid

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