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Ethylene diamine tetra(methylenephosphonic acid)sodium
Molecular Weight & Chemical Structure：
C6H12O12N2P4Na8
612
Properties：
The fine product is octa-sodium salt, low poison and free of pollution. It can form a hydrophobic screening film on the iron surface. it has a good chemical stability and a good antiscale effect and is a good chelating agent below 200℃.
Specification：
Appearance |
Clear yellow to amber solution |
Active content |
28-30% |
Phosphoric(as P ) |
≥3.0% |
Phosphorous(as PO3-3 ) |
≤5.0% |
Phosphate(as PO3-4) |
≤2.0% |
pH(1% water solution) |
9.5-10.5 |
Density(20℃g/cm3) |
1.3-1.4 |
Chloride(as Cl- ) |
≤6.0% |
Usage：
The product is used as corrosion inhibitors and antiscale in the circulating water and boiler water, complexing agent in electroplating plant softening agent in dyeing printing technology and corrosion inhibitors and antiscal in the circulating water in power plants.
Packing & Storage：
In 200Kg or 25Kg plastic drum, storage is two years.
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