Changsha Guanxiang Chemicals Trading Co., Ltd.

25kg Antioxidant Propyl Gallate USP/USNF 99%, N Propyl Gallate, PG, CAS 121-79-9, EINECS 204-498-2

25kg Antioxidant Propyl Gallate USP/USNF 99%, N Propyl Gallate, PG, CAS 121-79-9, EINECS 204-498-2
Product Detailed

Propyl Gallate USP/USNF 99%
Starting from natural materials

Propyl Gallate USP/USNF 99%

 

Synonyms:

Benzoic Acid, 3,4,5-Trihydroxy-, propyl ester

Molecular Formula:

C10H12O5

CAS#

121-79-9

EINECS:

204-498-2

Molecular Weight:

212.20

 

Specifications

 

Item

Requirement

Appearance

White or almost white, crystalline powder

Solubility

Very slightly soluble in water, free soluble in alcohol and in ether.

Melting Range

146 -150°C

Loss on Drying

0.5% max , at 105°C for 4 hours

Residue on ignition

0.1% max

Organic volatile impurities

Meets the requirement

Heavy Metals

0.001% max

Assay(on dry base)

98.0 -102.0%

 

Application:

Antioxidant.

 

Packing:

In fiber drums /paper bags /cartons, 25kg net each.

 

Storage Recommendations:

To be stored in cool & dry place (<25 °C). Preserve in tight containers, protected from light, and avoid contact with metals.

 

Shelf Life:

24 months under above-mentioned conditions and in unopened container.

 



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