Pyromellitic Acid (PMA)

 

Product Name:

Pyromellitic Acid (PMA)

Molecular Formula:

C₁₀H₆O₈

CAS No.:

89-05-4

Synonyms: 1,2,4,5-benzenetetracarboxylic acid, PMA
CAS No.: 89-05-4
EINECS No.: 201-879-5
RTECS: DB9275000
TSCA: Listed
Chemical Formula: C₁₀H₆O₈
Molecular Weight: 254.15
Chemical Structure:



Physical and Chemical Properties:
White crystal powder, specific gravity is 1.79, slightly soluble in water, easy soluble in ethanol,

slightly soluble in ether.
Specifications:

Item	MIN.	MAX.
Purity, %	99
Neutralization equivalent	63.3	63.7
Melting Point °C	260
Water %		0.5

Packages: Net weight 25kg per bag, or according to customers’ requirements.
Application: Extinction and curing agents (matting agents) for powder coating, polyester,

polyamide, polyimide resin, and tetraoctyl pyromellitate plasticizer.
Handling: Keep away from heat. Keep away from sources of ignition. Keep away from incompatibles,

such as oxidizing agent, alkalis. Avoid contact with skin and eyes. Avoid formation of dust and

aerosols. Provide appropriate exhaust ventilation at places where dust is formed. Normal measures

protection.
Storage: Store in cool place. Keep container tightly closed in a dry and well-ventilated place.