Details
Product Name: 4,4′-BISPHENOL A DIANHYDRIDE
CAS: 38103-06-9
MF: C31H20O8
MW:520.49
EINECS：253-781-7
Apperance: Off white or light yellow powder
Specification
| Item | Standard |
| Appearance | Off white or light yellow powder |
| Purity | ≧99.00% |
| Melting point | 188-192 |
| Other | K,Ca，Na，Fe，Cu,Al≤5PPM |
Application
It is the main raw material for the production of polyimide products and their composites.
Storage
Keep away from heat, sparks, and flame. Keep away from sources of ignition. Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
