propyl gallate---USP, BP

PRODUCT: propyl gallate

SYNONYMS: 3,4,5-trihydroxybenzoic acid propyl ester

CAS NO.: 121-79-9

APPEARANCE: almost white crystalline powder

ASSAY: 100.08%

MELTING POINT: 148.1-149.2 °c

TOTAL CHLORIDE: ＜200ppm

CHLORIDES: ＜100ppm

SULPHATE ASH: 0.04%

SOLUTION IN 96% Et: pass

HEAVY METAL: ＜10ppm

GALLIC ACID: 0.01%

LOSS ON DRYING: 0.26%

IMPURITIES: pass

Zn: ＜25ppm

PACKING: 25 kg net / fiber drum or according to your requirement

 

propyl gallate--- BP

 

PRODUCT: propyl gallate

SYNONYMS: 3,4,5-trihydroxybenzoic acid propyl ester

CAS NO.: 121-79-9

APPEARANCE: almost white crystalline powder

ASSAY: 100.05%

MELTING POINT: 148.0-149.0 °c

TOTAL CHLORIDE: ＜200ppm

CHLORIDES: ＜100ppm

SULPHATE ASH: 0.03%

SOLUTION IN 96% Et: clear

HEAVY METAL: ＜10ppm

GALLIC ACID: 0.08%

LOSS ON DRYING: 0.24%

Zn: ＜25ppm

As: ＜3ppm

PACKING: 25 kg net / fiber drum or according to your requirement

 

NANJING LONGYUAN NATURAL POLYPHENOL SYNTHESIS FACTORY

Linda：longyuan@chemnet.com