Nanjing Feixiang Chemical Technology Co.,Ltd.

Nanjing Feixiang Chemical Technology Co.,Ltd.

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 Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium (EDTMPS)

Product Name:
 Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium (EDTMPS)
No. :
:
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                         Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium (EDTMPS)

                                                           
1. Product name:Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium ,  Abbr. EDTMPS, EDTMP;EDTMPA
   Synonyms:Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium Salt;
    EDTPO; ETHYLENEDIAMINE TETRA(METHYLENEPHOSPHONIC ACID)
2. Molecular weight: 612.13
    Molecular Formula: C6H12O12N2P4Na
3. Cas No.:1429-50-1  
    Einecs No.215-851-5
4.Specification:

Item

Index

Appearance

Pale-yellow aqueous solution

Active Content

30.0-32.6% as salt

24.0-26.0% as acid

PH(1% solution)

6.0-8.0

Iron(as Fe)

20 ppm max

Chiorides ( as CI)

5.0% max

Density (20)g/cm3

1.25 min

5. Usage:
    EDTMPS can be used as corrosion inhibitor in circulating cool water system and boiler water. It is a chelating agent in non-cyanogen electroplating  industry and a water-softening agent in printing & dyeing industry. When used alone, 2~10mg/L is preferred. When built with HPMA by ratio ETDMP:HPMA=1:3, it can be used for low pressure boiler. It can also be built with BTA, PAAS and zinc salt.Organic phosphonic acid
6.Package and Storage: Packed in 250KG galvanized barrels or 1300KG IBC and stored in a cool,ventilated and dry place


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