Product Name: Para-Benzoquinone(PBQ) Output: 1000 tons/year Molecular Formual: 1,4-C6H4O2 Molecular weight: 108.1 (According to the international atomic weight of 1987) Specification: Content: ≥99% Usage: It can be used widely in medicine, herbicide, chemicals and dyes. Packing: In 35kg (N.W.) and 40kg (N.W.) cardboard drum lined with double plastic bags