1. One of the largest manufacturer in China 2.High quality and low price 3.Brand: Henan BS Chemical 4.ISO9001 5. ... organic compounds such as ethanol, diethyl ether, benzene, carbon disulfide, and etc.. It easily sublimate in high vacuum.Melting point: 115 ... , fluorene aldehyde resin, wetting agent, detergent, liquid flash agent, disinfectant, and etc.. Quality industrial fluorene produced in Henan ...