74039-78-4 Bis[tris(p-chlorophenyl)phosphine]mercuric chloride complex Mercury, dichlorobis[tris(4-chlorophenyl)phosphine]-, (T-4)- NSC226749 Phosphine, tris(p-chlorophenyl)-, complex with mercuric chloride (2:1) WLN: GR DPR DG&R DG 2 &.HG-G2