fumaric acid price fumaric acid food grade fumaric acid
1) Specification: Fumaric acid HWS and Fumaric acid CWS
2) Molecular formula: C4H4O4
3) Molecular weight: 116.07
4) Packing: 22MT/20' FCL without pallets, 18MT/20' FCL with pallets
5) Storage: Store in cool and dry place.
White odorless powder or, with speical sourness that is as strong as 1.5 times of citric acid. It is soluble in ethanol (5.76g/100g,30°c), slightly soluble in water (0.63g/100ml,25°c) and in ether, and very slightly soluble in chloroform. It has no hygroscopicity, and will sublime at 200°c. Boiling point: 290°c (decompose). It will turn to maleic anhydride at 230°c, and will generate DL-malic acid if boiled with water.
ITEMS |
SPECIFICATION |
RESULT |
APPEARANCE |
WHITE FINE POWDER |
COMPLIES |
ASSAY (ON DRY BASIS) |
99.5---100.5% |
99.93% |
ARSENIC (As) |
≤1PPM |
<1PPM |
LEAD |
≤2PPM |
<2PPM |
RESIDUE ON IGNITION |
≤0.05% |
0.021% |
WATER |
≤0.5% |
0.19% |
PH(1:30) |
2---2.5 |
2.2 |
COLOUR(Pt-Co) |
≤15# |
12# |
MALEIC ACID |
≤0.1% |
0.022% |
MELTING POINT |
286~302°C |
298°C |
SULFATE |
≤0.01% |
0.005% |
CONCLUSION |
QUALIFIED |
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