Fumaric acid

2-Butanedioic acid

Cas Number :110-17-8
Chemical Formula : C4H4O4
Molecular Weight : 116.07

Fumaric acid

Fumaric acid is a white crystalline powder and has a fruit-like taste. It's salts and esters of fumaric acid are known as fumarates.

Uses: Treatment of psoriasis, an acidulent in food, a substitute for tartaric acid or citric acid. As an antioxidant, mordant in dyeing, synthetic resins, in beverages & baking powders.

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Appearance:: White crystalline powder
Assay (on dry basis):: 99.50% min.
Loss on drying at 105 deg C:: 0.25% max.
Maleic acid:: 0.05% max.
Residue on ignition (Sulphated ash):: 0.05% max.
Colour of 5% solution in alcohol:: ALPHA 20 max.
Arsenic:: 1 ppm max.
Heavy metal (as Pb):: 5 ppm max.
Lead :: 2 ppm max
Solubility in water at 30 deg C:: 0.7 gms/100ml.