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5 Tons
1000mt/Month
L/C, T/T
Tianjin, China
108-31-6
CAS No.: 108-31-6
H. S No.: 2917140000
Molecular formula: C4H2O3
Molecular weight: 98.058
Structural formula:
Properties: It is a kind of white granule with heavy irritant odor. Sp. Gr. (solid)1.48, m. P., 52.8, b. P 200(760mmHg), 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.
Usage: Manufacture of unsaturate polyester resin, alkyd resin, insulate paint, plasticicer, maleic acid, malaic acid and tartaric acid, etc. It can be used antiseptic agent, also serve as the raw materials of medicine, paint, glass steel and so on.
Package and storage: Packed in braided bag, lined with a polyethylene bag, N. W. 25kg each, stored in a cool, dry and fluent air place. Handling with care and gently, preventing from rain. Storage life is one year from date of production.
Standard: (GB3673-92)
| Item | Index |
| Purity(by MAN)(%) | 99.5 min |
| Molten Color(APHA) (#) | 20 max |
| Solidifying point (ºC) | 52.4min |
| Ash (PPM) | 20 max |
| Iron (PPM) | 5 max |
CAS No.: 108-31-6
H. S No.: 2917140000
Molecular formula: C4H2O3
Molecular weight: 98.058
Structural formula:
Properties: It is a kind of white granule with heavy irritant odor. Sp. Gr. (solid)1.48, m. P., 52.8, b. P 200(760mmHg), 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.
Usage: Manufacture of unsaturate polyester resin, alkyd resin, insulate paint, plasticicer, maleic acid, malaic acid and tartaric acid, etc. It can be used antiseptic agent, also serve as the raw materials of medicine, paint, glass steel and so on.
Package and storage: Packed in braided bag, lined with a polyethylene bag, N. W. 25kg each, stored in a cool, dry and fluent air place. Handling with care and gently, preventing from rain. Storage life is one year from date of production.
Standard: (GB3673-92)
| Item | Index |
| Purity(by MAN)(%) | 99.5 min |
| Molten Color(APHA) (#) | 20 max |
| Solidifying point (ºC) | 52.4min |
| Ash (PPM) | 20 max |
| Iron (PPM) | 5 max |
