Shijiazhuang Bailong Chemical Co.,Ltd.

	Phthalic anhydride
	Maleic anhydride
	2-ethylhexyl
	Fumaric acid

Fumaric acid

Fumaric acid is maily used in the manufacture of synthetic resin and glass fiber-reinforced forced plastic with excellent heat stability and insulation function. It is also an important food industry raw material.
molecular formula: C₄H₄O₄
molecular weight: 116.07
Quality standards of fumaric acid Q/SBLCJ02-404—2005

Item	Index
Item	Top grade	First grade	Qualified product
Appearance	white crystalline powder		white or slight yellow powder
Total Acid%≥	99.5	99.0	98.50
Melting point°C≥	285~293	282~293	282 ~293
Chroma(Co-Pt)(Pt-Co)≤	50	80	120
Loss on dry %≤	0.50	0.50	0.80

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