Fumaric acid

Cas No. :110-17-8 Specs:99.5%

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	294~300
	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
MAIN FUNCTION AND PURPOSE	Used as an acidulant, Fumaric acid has bacteriostatic and antiseptic function. It also can be used as acidity regulator, acidifier, thermal-oxidative resist auxiliary, curing accelerant and spice. Used as acidic substance of effervescent agent, it can produce extended and exquisite bubbles. Fumaric acid can be used as pharmaceutical intermediate and optical bleaching agent. In pharmaceutical industry, it is used to produce alexipharmic sodium dimercaptosuccinate and ferrous fumarate. Fumaric acid is also used in manufacturing unsaturated polyester resin.
PACKING	25KG net in Plastic Woven Bag lined with PE bag, 18MT/20FCL(with pallet) or 20MT/20FCL(without pallet).
STORAGE	Kept in a dry and cool place.

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