Origin	China
Model Number	TMA

Trimellitic Anhydride ( TMA ) is mainly used as raw material for polyester resin, polyimide resin, plasticizer, and also be used for producing heatproof & insulating, adhesive, surfactant, paint, synthesize dye materials etc.

Product Name: Trimellitic Anhydride ( TMA )

CAS NO.: 552-30-7

EINECS NO.: 209-008-0

Molecular Formula: C₉H₄O₅

Molecular Weight: 192.12

Appearance: White or light yellow powder or pieces

Technical Indexes(Corporation Standard: Q/HTD01-2006):

1) Anhydride: 97% MIN

2) Melting point: 165+/-2℃

3) Acid value: 872 mg(KOH)/g MIN

4) Color (Pt-Co): 150# MAX

5) Total Acid & Anhydride: 99% MIN

Packing: 25kgs/bag (or to be designated by the buyers).