Purchase Qty. Reference FOB Price
100-999 kg US$4.63
1,000+ kg US$6.42
Product Description
1,2,4,5-Benzenetetracarboxylic anhydride Item Top Grade First Grade Content (w, %) ≥99.5 ≥98.0 CAS NO 89-32-7 89-32-7 Appearance White crystal powder White crystal powder Melting Point (ºC) 285-288 283-286 Neutralization Equivalent 54.5±0.2 54.5±0.2 ...