Maleic Anhydride

Maleic Anhydride

Purity: 99.5%

CAS No.: 108-31-6

MF: C4H2O3

EINECS No.:203-571-6

Place of Origin: Henan, China (Mainland)

Appearance: white briquettes/flakes


Maleic Anhydride is mainly used for the production of unsaturated polyester, then used in medicine, pesticides, paints, oil additives, and various additives and fine chemicals. For this year, a large number of 1.4-butanediol, tetrahydrofuran, y-propyl, and many small manufacturing hydrogenated anhydride.

HS Code: 29171400


Inspection Items Standard Result

Purity % ≥

99.5% 99.61
APHA(MELTED COLOR)/Hazen ≤ 15 15
Melting Point/℃ 52.5 52.55
Ash %≤ 0.003
Iron/(ppm) 3 2
Maleic Acid (Wt%≤ ) 0.3 0.15