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
Packing: plastic bag lined woven bag, Net wt 25kg.
Structural Formula:
molecular formula: C4H4O4
molecular weight: 116.07
Packing: plastic bag lined woven bag, Net wt 25kg.
Structural Formula:
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Item
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Index
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||
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Top grade
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First grade
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Qualified product
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|
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Appearance
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white crystalline powder
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white or slight yellow powder
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|
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Total acidity /% ≥
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99.5
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99.0
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98.5
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Melting point °C ≥
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285-293
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285-293
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285-293
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Chroma (Pt-Co) ≤
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50
|
80
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120
|
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Loss on drying % ≤
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0.50
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0.50
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0.80
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