Min. Order Reference FOB Price
100 kg US$4.57-5.01 / kg
Product Description
PMDA 98% 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 ...