1,2,4,5-Benzenetetracarboxylic anhydride [ 89-32-7 ]

Purity: 98%, white powder. Soluble in dimethyl sulfoxide, DMF, acetone. Used in the manufacture of polyimide matrix, which used for high-temperature electrical JueYuanQi materials. Also used to making epoxy resin curing agent and urea-formaldehyde resin plasticizers, stabilizer, phthalocyanine blue dye, corrosion inhibitor, instant adhesives, electronic photography toner, etc.