Detailed parameter:
1. Product name: Maleic anhydride
2. Specifications: 99.5%, 99%, 98.5
3. Chemical formula: C4H2O3
4. Molecular weight: 98.06
5. CAS No.: 108-31-6
6. HS Code.: 29171400

7. Property: White, light yellow piece or sliced crystal or globular. 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. Maleic Anhydride is soluble in alcohol, ether, acetone and slightly soluble in petroleum ether, carbon tetrachloride. It is soluble in water, forming maleic acid.

8. Quality index:
1) Maleic anhydride excellent Type:
Content(maleic anhydnide) ----------------------99.5min
Molten colour -----------------------------------------25
Solidification point ° C -----------------------------52.4min
Ash -------------------------------------------------------0.005max
Fe content ppm -------------------------------------5max
2) Maleic anhydride First Grade
Content(maleic anhydnide) ----------------------99min
Molten colour -----------------------------------------50
Solidification point ° C -----------------------------52min
Ash -------------------------------------------------------0.005max
Fe content ppm -------------------------------------
3) Maleic anhydride First Grade
Content(maleic anhydnide) ----------------------98.5min
Molten colour -----------------------------------------100
Solidification point ° C -----------------------------51.5min
Ash -------------------------------------------------------
Fe content ppm -------------------------------------

9. Uses: Maleic anhydride is an important organic chemical raw material and is mainly used to make unsaturated polyester resin, paint, paper treatment agent, medicine, food additive, artificial leather and marble.

10. Package: 25kg PP bag, 22mt in the 20'FCL or upon clients' request.