Export Markets: | North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe |
---|---|
Place of Origin: | Hebei in China |
Packaging Details: | 25kg in bag.22MT with pallet per 20'FCL, 24MT without pallet per 20'FCL |
Specifications
Flake or Briquette
CAS No.: 108-31-6
EINECS No.: 203-571-6
Chemical name: Maleic anhydride
Other Names: Cis-Butenedioic anhydride, Toxilic anhydride, 2, 5-Furandione
Molecular formula: C4H2O3
Molecular weight: 98.058
Properties: The maleic anhydride is a kind of white granule with heavy irritant odor. Sp. Gr. (solid)1.48, m. P., 52.8, b. P 202º C, also readily sublimates. It is soluble in alcohol, ether, acetone and slightly soluble in petroleum ether, carbon tetrachloride. It is soluble in water, forming maleic acid.
Use: 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.
Storage and Package: In plastics woven bags(PE inside), Net weight 25Kg. To avoid expose to wet, Do not touch skin, eyes, because of MAN is corrosive.
Specification:
Item
|
Unit
|
Extra class
|
1st class
|
Conforming unit
|
Content(by MAN)
|
% ≥
|
99.5
|
99.0
|
98.5
|
Molten colour
|
Hazen≤
|
25
|
50
|
100
|
Crystallization point
|
º C≥
|
52.4
|
52.0
|
51.5
|
Ash content
|
%≤
|
0.005
|
0.005
|
-
|
Iron content
|
mg/kg≤
|
5
|
-
|
-
|