Superiority:
1.Appearance: White, Flake ,Briquette.
2.Content (%):≥99.5%
3.Crystal Point:≥52.4°C
4.Molten Color APHA:≤25Pt-Co
5.Ash:≤0.005%
6.Iron Content: ≤5ppm
Details:
Product Name: Maleic anhydride
Molecular formula: C 4 H 2 O 3 ;
Molecular Weight: 98.02;
CAS No.: 108-31-6
EINECS No.: 203-571-6
Physical Properties:
Appearance: white flake or briquette, easy sublimation, a pungent odor;
Crystallization Point: 52.85 ° C;
Relative density 1.48 (20 ° C solid) or 1.30 (70 ° C liquid).
Boiling point :202 ° C.
Specifications: national standard (GB/T 3676-2008)
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 °C≥ 52.5 52.0 51.5
Ash content %≤ 0.005 0.005 -
Iron content mg/kg≤ 5 - -
Application:
Maleic anhydride is mainly used for the production of unsaturated polyester, then used in medicine, pesticides, paints, oil additives, and various additives and fine chemicals.
Package and Storage:
In pp woven bag (lined with PE film) packaging or composite paper bag, net weight 25 kg.
Maleic anhydride in the storage and transportation process, pay attention to moisture, because of their contact with water or water vapor generated corrosive acid cis.