Artikel-Nr. :3245
Name :3,3',4,4'-Benzophenonetetracarboxylic dianhydride
CAS :2421-28-5
MDL :MFCD00005923
Molgewicht :322.23
Formel :C17H6O7
5,5-Carbonylbis(1,3-isobenzofurandione);4,4-Carbonyldiphthalic anhydride
Artikel | Spezifikation |
---|---|
Reinheit | 98%(Min,HPLC) |
Feuchtigkeit | 0.5%Max. |
Schmelzpunkt | 219-226ºC |
Flammpunkt | 324ºC |
Anwendung | synthesize the polymeric unit of heat-resistant materials |
Production Scale | Up to 10000KGS |
Risk Phrases | R36/37 |
Safety Phrases | S25 |
Symbol | GHS07 |
Signal word | Warning |
Hazard statements | H319,H335 |
Precautionary statements | P261,P305+P351+P338 |