Fumaric acid (food grade)
Molecular formula: C4H4O4
Molecular weight: 116.07
Properties: white powder or crystalline solid , sourness.
Quality index:
Molecular weight: 116.07
Properties: white powder or crystalline solid , sourness.
Quality index:
|
Item
|
Unit
|
Standard value
|
|
Appearance
|
-
|
white crystal
|
|
Assay
|
%
|
≥99.5
|
|
Melting point
|
oC
|
≥287
|
|
Moisture
|
%
|
≤0. 5
|
|
Heavy metals(as Pb)
|
ppm
|
≤10
|
|
As (as As)
|
ppm
|
≤3
|
|
Ash
|
%
|
≤0.05
|
|
Chroma
|
Pt-Co
|
≤15
|
|
Sulfate
|
%
|
≤0.01
|
Uses:
Fumaric acid can be named fumerate as well ,its chemical name is trans-Butenedioic acid.
It is one important kind of organic base chemical materials and fine chemicals . widely used in dope,resin, medicines and plasticizer ,food additives ,feed additives and so on .
1,Food grade of fumaric acid as sourness tastes sterling , used in soda pop,fruit juice and konfyts.
2,As antiseptic used to keep challah,vegetable ,fruit and fresh meat well .
3,Feed grade of fumaric acid and the ester as acidic antiseptic can improve the tasty and effect.
4,Tech grade of fumaric acid can be used in unsaturation resine and alkyds ,and it is the material of electrophoretic paint.
Packing: 25KG/ woven bag or film coated paper bag.
Packing: 25KG/ woven bag or film coated paper bag.