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Product name:Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium (EDTMPS)
uses: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.
EDTMPS | |
Molecular Formula | C6H12O12N2P4Na8 |
CAS No. | 1429-50-1 |
Appearance | Clear yellow to umber transparent liquid |
Active component(EDTMPS)% | 30.0min |
Organic phosphonic acid (as PO43-) % | 10.0min |
Phosphorous acid(as PO33-)% | 5.0max |
| Phosphoric acid (asPO43 )% | 1.0max |
| Ph (1% water solution) | 9.5-10.5 |
| Density (20°C)g/cm3 | 1.25min |
| Chloride (Cl-) % | 3.0max |
Packing | Normally In 250kg net Plastic Drum, IBC drum can also be used as required |
Ethylene Diamine Tetra (Methylene Phosphonic Acid-EDTMPS