... agent as a dark brown or black oily liquid, no b Product performance characteristicsThis product is the ... point flammable, volatile, safe use; use no irritating odor. No precipitation of impurities, low melting point, without ... agent as a dark brown or black oily liquid, no bad smell, the proportion of 0.93 ... will change.INDEXSPECIFICATIONSAPPEARANCEdark brown or black oily liquid Density(20°C)g/cm³0.93- ...