Propyl gallate

Detailed Product Description

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

CAS No 121-79-9

Molecular Formula C10H12O5

Molecular Weight 212.20 Appearance: White or almost white, crystalline powder

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

Requirement

Solubility

Soluble in water, ethanol and 1,2-propandiol

Assayï¼?on dry baseï¼?

98.0% ~ 102.0%

Melting Range

146 ~ 150â after a temperature of 110â for 4h

Loss on Drying

#8804;0.5% after a temperature of 110â for 4h

Sulfated ash

#8804;0.1%

Free Acid (as Gallic Acid)

#8804;0.5%

Chloride Organic compounds (as CL)

#8804;100mg/kg

Specific absorbent

485 ~ 520, E 1% 1 cm in ethanol at 275nm

Arsenic

#8804; 3mg/kg

Lead

#8804; 5mg/kg

#8804; 1mg/kg

Heavy Metals (Pb)

#8804; 10mg/kg Usage: Antioxidant.

Packing: 1) In paper bags with P.P. woven liner and inner PE bag, 25 kg net each.

2) In fiber drums with inner PE bag, 25 kg net each.

Storage Recommendations: To be stored in cool & dry place (