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Fumaric Acid

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seat: Beijing
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Last update: 2017-12-10 02:04
Browse the number: 107
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Product details


Description


White, odorless granules or crystalline powder. It is soluble in alcohol, slightly soluble in water and in ether, and very slightly soluble in chloroform


Chemical Name


Trans-butenedioic  acid


Molecular Formula


C4H4O4


Structural Formula


 


Molecular Weight


116.07


Solubility


(g/100g)


in water at 25


0.7


in water at 100


9.8


in alcohol at 30


5.76


in dimethyl benzene at 20


0.03


Specification

(Fcciv,1996)


Assay(as C4H4O4)


99.5%~100.5%(anhydrous basis)


Melting Point


294oC~300oC


Arsenic(as As)


3mg/kg Max


Heavy Metals(as Pb)


10mg/kg Max


Maleic Acid


0.10% Max


Residue on Ignition


0.1% Max


Water


0.5% Max


 

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