Pyromellitic acid
Product： Pyromellitic acid
Chemical name：Pyromellitic acid
Fomular：C10H2O8
Structural formula：
HS code： 2917399090
Appearance： White to yellowish powder crystal. Soluble in alcohol, slightly soluble in ether and water. Can be sublimated.
CAS NO： 89-05-4
| Items | Specification |
| Purity（%） | ≥98.5 |
| Melting point（℃） | 281-284.5 |
| Flashing point（℃） | 322.1 |
| Density（g/cm3） | 0.56 |
Usages：
PMA mainly used for epoxy curing agent and delustering agent, it also could be used for producing polyester polyimide, polyimide resin.
Package：
25kg per woven bag, inner packing with plastic films, or as customer’s requirements.