Purchase Qty. Reference FOB Price
1,000-19,999 kg US$1.20
20,000+ kg US$1.00
Product Description
Packing Product Description Phthalic anhydride is the organic compound with the formula :-C6H4(CO)2O. It is the anhydride of phthalic acid. Phthalic anhydride is a principal commercial form of phthalic acid. It was the first anhydride of a dicarboxylic acid to be used commercially. This white ...