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Name: Glyoxylic acid

Byname: Formaldehyde formic acid . Dihydroxyl acetic acid.

CAS : 298-12-4

Molecular Formular C2H2O3

Relative Molecular Weight : 74.04


Structure:
Properties:
The product can be mixed soluble with water, slightly soluble in ethanol, aether, insoluble in ester and aroma solvents.
Specifications : 40% and 50% aqueous solution is colorless or yellowish transparent liquid.
Purpose: The product has the properties of both aldehyde and acid which can be used flavor pharmaceuticals, dying, and pesticide intermediates. It can be used for the production of the vanillin,ethyl vanillin , allantoin, 2-hydroxylquinoline, D-P-hydroxylphenylglycin, piperonal ,DL-mandelic acid, diphenylacetic acid,4-hydroxypheny acetic, benzodiduraneol , P-hydroxyphenylacetamide, EDDHA ,etc.

The Quality of GA Meet The Specifications As The Following List

Standard of the Test :Q/HST01-2005
Specification
Index Name
40% 50%A 50%C High Pure Crystal GA Monohydrate
1 Appearance Colorless or Yellowish liquid Colorless or Yellowish liquid Colorless or Yellowish liquid Colorless crystal Colorless or Yellowish solid
2 specific gravity(20℃) 1.25-1.26 1.33-1.35 1.33-1.35    
3 GA(C2H2O3)%≥ 40.00 50.00 50.00 60.00 80.00
4 Oxylic acid(C2H2O4) %≤ 1.00 1.00 0.25 0.50 0.50
5 Nitric acid(HNO3) %≤ none none none none none
6 Glyoxal(C2H2O2)%≤ 0.50 0.50 0.50 0.50 0.50
 

Copy right@Huanghua Suntime Chemical Industry Co., Ltd 2007
Add: Yangerzhuang Town , Huanghua City , Hebei Province, China 061109

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