MALEIC ANHYDRIDE


DESCRIPTION:
Maleic anhydride is a white needle-like,briquette or flaky crystalline with irritant odour and sour, inflammable and sublimating. It can be freely dissolved in water to form maleic acid. It has a specific density of 1.480, a melting point of 52.85C, and a boiling point of 202C.
Chemical Name: Maleic anhydride
Molecular Formula: C4H2O3
Molecular Weight: 98.02
CAS No.: 108-31-6
Structural Formula:
Specification: (GB-3676-92)
Characterities
Units
Value
Purity(by MAN)
%
≥99.5
Molten Color(APHA)
#
≤20
Solidifying point
C
≥52.4
Ash
PPM
≤20
Iron
PPM
≤5
Usage:
Mainly used in production of unsaturated polyester resins. It also is used in coating, pharmacenties, agricultural insecticide, additives of oil products and plastics, surfactant, etc. It is used production of 1.4 butanediol, etc.
Packing: In plastics woven bags(PE inside), Net weight 25Kg.
Caution: To avoid expose to wet, Do not touch skin, eyes, because of MAN is corrosive.

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