... .5 ± 0.5 Properties: Appearance of pink powder, insoluble in water, soluble in ether, chloroform, oil, case of aromatic or aliphatic ... so on. Storage: Store in a cool, ventilated, dry warehouse, away from water, fire, can not be mixed with the strong acid ... Chemicals, which are widely used in rubber industry, paint industry, water treatment industry and coating industry. Pls feel free to contact ...