Sell Trimellitic anhydride (TMA)

详情

Mian use: Trimellitic anhydride (TMA) is an important organic chemical product mainly used to produce PVC resin plasticizers, polyimide resin, water-soluble alkyd resins, epoxy resin curing agents, dipping agents for low-pressure and pulse power capacitors, cine films, water treatment agents and surfactants.

 
CAS NO.: *******7
HS Code: *********0
Molecular formula: C9H4O5
Appearance: white flaky
Melting point: ******8
Solubility: soluble in hot water, acetone, ethyl acetate,cyclohexanone, soluble in absolute ethyl alcohol and react with it.
 
 


TMA quality index
 
Appearance:  white flaky
Acid number mg KOH/g:  ≥**3.*0
Anhydride content %:    ≥*8.*0
Melting Point:      ≥**4.0
Molten Colour Pt-Co:     ≤**0#
PA ppm :               ≤**0