Pyromellitic dianhydride PMDA
|
Chinese name |
均苯四甲酸二酐 |
|
English name |
Pyromellitic dianhydride |
|
English abbreviation |
PMDA |
|
CAS |
89-32-7 |
|
Appearance |
White Powder |
|
Molecular Formula |
C10H2O6 |
|
Molecular Weight |
218.12 |
|
Melting Point ℃ |
285-287.5 |
|
Purity % |
≥ 99.5 |
|
Metal Impurities |
K,Ca，Na，Fe，Cu≤2PPM |