Factory Supply Good Price Propyl Gallate CAS 121-79-9 Antioxidant Agent

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PRODUCTS DETAILS

Basic Info.

Model NO.
121-79-9
Type
PG
Resource
Natural
Sample
Available
MOQ
25kg
Self-Life
3 Years
Storage
Cool Dry Place
Transport Package
Drum
Specification
White crystalline powder
Trademark
Labeyond
Origin
China
HS Code
2918290000
Production Capacity
1000mt/Month

Product Description

Propyl gallate is an antioxidant. It protects against oxidation by hydrogen peroxide and oxygen free radicals. Propyl gallate is used to protect oils and fats in products from oxidation; it is used in foods, cosmetics, hair products, adhesives, and lubricants. It is used as a triplet state quencher and an antioxidant in fluorescence microscopyPropyl gallate, or propyl 3,4,5-trihydroxybenzoate is an ester formed by the condensation of gallic acid and propanol. Since 1948, this antioxidant has been added to foods containing oils and fats to prevent oxidation. As a food additive, it is used under the E number E310.
Test Items
 
Specifications
 
Results
 
Appearance
 
White crystalline powder
 
White crystalline powder
 
Identification
 
A. Infrared absorption(197M)
B. Ultraviolet absorption(197U)
Sample solution:10uG/ml in methanol  
Acceptance criteria: Meets the requirements
 
Conform
 
Melting Point ºC
 
146-150
 
147.6-149.2
 
Loss on Drying %
 
0.5MAX.
 
0.06
 
Residue on Ignition %
 
0.1MAX.
 
0.03
 
Gallic Acid %
 
0.5MAX.
 
0.04
 
Sulphate %
 
0.1MAX.
 
0.03
 
Purity %
 
98.0-102.0
 
99.96
 
Heavy Metal (PB),ppm
 
10MAX.
 
Conform
 
As(As2 o3 ),ppm
 
3MAX.
 
0.1%
 
Lead,ppm
 
5 MAX.
 
Conform
 
Zn,ppm
 
25MAX.
 
Conform
 
Mercury,ppm
 
1 MAX.
 
Conform
 
Chlorides,ppm
 
100MAX.
 
Conform
 
Total Chlorine,ppm
 
200MAX.
 
Conform
 
Factory Supply Good Price Propyl Gallate CAS 121-79-9 Antioxidant AgentFactory Supply Good Price Propyl Gallate CAS 121-79-9 Antioxidant Agent

Factory Supply Good Price Propyl Gallate CAS 121-79-9 Antioxidant AgentFactory Supply Good Price Propyl Gallate CAS 121-79-9 Antioxidant AgentFactory Supply Good Price Propyl Gallate CAS 121-79-9 Antioxidant AgentFactory Supply Good Price Propyl Gallate CAS 121-79-9 Antioxidant AgentFactory Supply Good Price Propyl Gallate CAS 121-79-9 Antioxidant AgentFactory Supply Good Price Propyl Gallate CAS 121-79-9 Antioxidant AgentFactory Supply Good Price Propyl Gallate CAS 121-79-9 Antioxidant Agent

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