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Specifications

CAS NO.: 552-30-7
HS Code: 2917399090
Molecular formula: C9H4O5
Appearance: white flaky
Melting point: 165-168
Solubility: soluble in hot water, acetone, ethyl acetate,cyclohexanone, soluble in absolute ethyl alcohol and react with it.
 
 
TMA quality index:Enterprise standard Q/321181GSH008-2005
 
Appearance:  white flaky
Purity % :     ≥99.80
Acid number mg KOH/g:  ≥873.00
Anhydride content %:    ≥98.50
Melting point  :        166.0~168.0
triethylene glycol(TEG)chroma,Pt-Co:  ≤35#
Fuse chroma Pt-Co:     ≤100#
PA ppm :               ≤500
 
  
Description and uses
  • Polyester resins.
  • Polyamide resins.
  • Watersoluble alkyd resins.
  • Watersoluble polyuethane resins.
  • Plasticizers.
  • Watersoluble amino-alkyd resins.
  • Curing agent for epoxy resins.
  • Aero engine oil.
  • Electric capacitor maceration oil.
  • Binders.
  • Sizing agents.