Methylenebutanedioic acid Itaconic Acid CAS:97-65-4
Name: Methylenebutanedioic acid
CAS:97-65-4
MF: C5H6O4
Item |
Specification |
Appearance |
White crystals |
Assay, % |
99.7min |
Loss on drying, % |
0.3 max |
Residue on ignition, % |
0.01 max |
Heavy metals (as Pb), ug/g |
10max |
Fe, μg/g |
5 max |
Cu, μg/g |
1 max |
Mn, μg/g |
1 max |
As, μg/g |
4 max |
Sulfate, μg/g |
50 max |
Chloride, μg/g |
10 max |
Melting point, ºC |
165-168 |
Color, APHA |
5 max |
Clarity (5% water solution) |
Cloudless |
Clarity(20%DMSO) |
Cloudless |
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