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China Propyl Gallate . Propyl Gallic acid,China price supplier

China Propyl Gallate . Propyl Gallic acid
min.order / fob price
≥1 piece
OriginChina
Production Capacity
CategoryAntioxidants
Update Time2023-02-08
company profile
China Yangtze Pchem Co Limited
China
Contact: Mr.zhongguo chen
Tel: 0086-717-6307579
Number of Employees: < 20
Business Type: Manufacture
product details
Origin:China

Propyl Gallate . Propyl  gallic acid

 
 
Byname: PG
CAS : 121-79-9
Molecular formula and weight( based on 1983 international atomic weight )
Molecular formula: C10H12O5
Molecular weight: 212.21
Properties:White to light brown crystalline powder, odorless, soluble in 1000-share water, 3-share aether or 2000-share Peanut oil, soluble in ethanol, propanol, aether, chloroform, slightly soluble in water.
Use:Widely used in food industry, pharmaceutical preparation. It is a kind of excellent oil antioxidant, used in cosmetics and ultraviolet radiation inhibitor etc..
Specification:in accordance with GB3263 - 82
 
Main technical index:
Index name
National standard
Factory standard
Content %
98-102
99.70-100.5
Range of melting point °C
146-150
146-149
Arsenic salt (As) % ≤
0.0003
0.0003
Heavy metal (Pb) % ≤
0.001
0.001
Loss on drying % ≤
0.5
0.50
Residue on ignition % ≤
0.1
0.05
Chromatic number APHA ≤
50
50
 
 
 
 
 
 
 

Product and Batch Information
Product Name
 
Product No.
 
date of Manfg.
 
Batch No.
  20100418
Quantity
  1000kg

Analysis

 
Items

Specification

Results

Methods

 
Total Isoflavones
90% Min
93.41%
 
 
     Daidzin
19.62%
HPLC
 
     Glycitin
0.50%
HPLC
 
     Genistin
73.29%
HPLC
 
     Daidzein
0
HPLC
 
     Glycitein
0
HPLC
 
     genistein
0
HPLC
 
Physical & Chemical Index
 
Appearance
Light Yellow Fine Powder
Complies
 
 
Odor
Characteristic
Complies
 
 
Bulk Density
35~55g/100ml
Complies
 
 
Solubility
Soluble in Ethanol
Complies
 
 
Size
100% pass 80 Mesh
Complies
 
 
Loss on Drying
5% Max
Complies
 
 
Ash
5% Max
Complies
 
 
Microbiologicals & Heavy Metals
 
Total Plate Count
1000/g Max
Complies
 
 
Mold & yeast
100/g Max
Complies
 
 
E.coli
Negative
Negative
 
 
Salmonella
Negative
Negative
 
 
Pb
5mg/kg Max
Complies
 
 
As
1mg/kg Max
Complies
 
 
Hg
0.5mg/kg Max
Complies
 
 
Other Information
 
Storage
Keep in cool and dry place. Keep away from strong light and heat.
 
Shelf life
2 years when properly stored.

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