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MALEIC ANHYDRIDE
(CAS NO.:108-31-6)
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 52.85≧ ,and a boiling point of 202≧ .
Chemical Name: Maleic anhydride
Molecular Formula: C 4 H 2 O 3
Molecular Weight:: 98.02
Structural Formula :
Specification:(GB-3676-92)
|
Characterities |
Units |
Value |
|
Purity(by MAN) |
% |
−99.5 |
|
Molten Color(APHA) |
# |
＋20 |
|
Solidifying point |
≧ |
−52.4 |
|
Ash |
PPM |
＋20 |
|
Iron |
PPM |
＋5 |
Usage: It is mainly used in production of unsaturated polyester resins. It also is used in coating, pharmaceutical, 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, not touch skin, eyes, because of corrosive
Plastic
Maleic Anhydride(MA)
