... , 2.great product quality, 3.competitive price, 4.fast delivery phosphate P507Molecular Formula: (C8H17)2HPO3Molecular Weight:306.4 (Internalional Atomic Weight ... oily liquid; sluable to alcohol, benzene, acetone and some other organic solvent, not soluable to water, low poison, burning point, 228 ... from fire and rain. Mining Chemical 2-ethylhexyl 2-ethylhexyl phosphate (P507)