... Molecular weight: 409Structural Formula: EDTMP•Na5 is a neutral solid product. It is nitrogenous organic polyphosphonic acid, which is a ... electroplating, water-softening agent in dyeing industry, etc.The solid state EDTMP•Na5 is slightly easy to deliquescence, convenient in transportation ... for ten months in room shady and dry place.For solid: inner liner polyethylene (PE) bag, outer plastic woven ...