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Trimellitic Anhydride (TMA)

Acids & Anhydrides

Trimellitic Anhydride (TMA)

Acid anhydride for PVC plasticisers for cables, powder coatings and alkyd and polyester resins.

Shipping terms
EXW · FCA · DAP · DDP
Storage
Ambient
Certifications
REACH

Overview

  • Acid anhydride
  • CAS 552-30-7
  • REACH registered
  • Bags on pallets

Trimellitic Anhydride (TMA) is an acid anhydride (CAS 552-30-7 · C₉H₄O₅). Main applications: PVC plasticisers for cables, powder coatings, alkyd and polyester resins and synthetic resins.

Supplied in bags on pallets from European stock (Antwerp, Rotterdam, Hamburg), with delivery across Europe on EXW, FCA, DAP or DDP terms. Registered under EU REACH.

The typical analysis below is taken from the product specification sheet. Specification sheet and safety data sheet available on request.

Specifications

Trimellitic Anhydride (TMA)Product sheet

Typical analysis

Appearance White flakes
Content (anhydride) ≥ 98 %
Acid value ≥ 873 mg KOH/g
Molten colour (APHA) ≤ 150
Crystallisation point ≥ 164 °C
Content (phthalic anhydride) ≤ 300 ppm

Specifications

Product type Acid anhydride
CAS number 552-30-7
Molecular formula C₉H₄O₅
Molecular weight 192.13 g/mol
Synonyms 1,2,4-Benzenetricarboxylic anhydride
EU REACH Registered

Packaging

  • Bags

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