CAS No.: 108-31-6
H. S No.: 2917140000
Molecular formula: C4H2O3
Molecular weight: 98.058
H. S No.: 2917140000
Molecular formula: C4H2O3
Molecular weight: 98.058
Appearance: flakes and briquettes of crystal
Specification
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Property
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specification
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||
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excellent
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first grade
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qualified
|
|
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Appearance
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white,light yellow piece or sliced crystal
|
||
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content(based on maleic anhydride)≥
|
99.5
|
99.0
|
98.5
|
|
molten colour ≤
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25
|
50
|
100
|
|
solidification point≥ C
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52.4
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52.0
|
51.5
|
|
ash % ≤
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0.005
|
0.005
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-
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|
Fe content ppm ≤
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|
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