HS-315 Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium
Product name
HS-315 Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium
CAS No.
1429-50-1
Alias
EDTMPS
Molecular Formula
C6H15O12N2P4Na5
Molecular Weight
612.13
Structural Formula
Properties & Use
EDTMPS is cathodic corrosion inhibitor; it is miscible with water, non-toxic, has good chemical and thermal stability.
EDTMPS is used as corrosion and scale inhibitor for circulation water system and boiler water.
EDTMPS is used as corrosion and scale inhibitor for circulation water system and boiler water.
Specifications
Conform to HG/T 3538-200
Conform to HG/T 3538-200
Item
Details
Appearance
yellowish brown transparent liquid
Active ingredient（EDTMPS）％
≥
30
Organic phosphorus（PO43-）%
≥
10
Phosphorous acid（PO33-）%
≤
5
Phosphoric acid（PO43-）%
≤
1
pH-value (1% aqueous solution)
9.5-10.5
Density（20℃）g/cm3
≥
1.25
Chloride (Cl-) %
≤
3
Packing & Storage
EDTMPS In plastic drum, 25kg/drum or upon users' demand. Stored in cool place indoors, shelf life is 10 months.
Safety Protection
Avoid contact with skin and eyes; wash with plenty of water.