Pyromellitic Dianhydride (Pmda)

We specialize in the production of Pyromellitic Dianhydride (PMDA) CAS#89-32-7 in China.
We are seeking cooperation opportunities with your esteemed company in 2019.
Our strength:
1) Capacity: 1500mt/year(Crystallization type), second line 3000mt/year in June, 2019.
2) Certifications: ISO9001, ISO14001 and OHSAS18001 systems integrated certification.
ROHS & Halogen certificates
3) We have done REACH registration.
4) Key accounts: Du Pont, SKC KOLON PI, ESSEX etc.

With stable quality and first-class service, we are ready to be your reliable supplier.

Test ItemsSpecification
Appearancewhite crystal powder
Assay i Wt%i a Y99.8
Acid value(mg KOH/g)a Y1026
Free acid content i Wt%i a 0.5
Melting pointi a i 286.0-288.0
Neutralization equivalent 54.5A 0.2