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| ADD： Xiantao, Hubei, China. |
| TEL： +86-728-2782455 |
| FAX： +86-728-2785177 |
| P.C.： 433016 |
| E-mail： sales@xdhg.net |
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WT-EDTMPS Ethylene diamine tetra methylcne phosphonic acid |
| Product Name: |
Ethylene diamine tetra methylcne phosphonic acid |
| Structural Formula: |
 |
| Molecular Weight: |
612 |
| Use: |
suitable for the corrsion/scale inhibiting of circulation cooling water and boiler water etc. |
| Quality Index: |
(conform to HG/T3538-2003) |
| Appearance: |
yellowish brown transparent liquid |
| Technical Index: |
| Item |
Index |
| Best Quality |
First Quality |
Qualifier |
| Active Content(as EDTMPS), % ≥ |
28-30 |
28-30 |
28-30 |
| Organic phosphorus(as P), % ≥ |
11.5 |
10.2 |
8.1 |
| Phosphate (as PO43-), % ≤ |
1.0 |
2.0 |
5.0 |
| orthophosphate (as PO43-), % ≤ |
0.5 |
1.0 |
2.0 |
| Chloride (以Cl-计), % ≤ |
2.0 |
4.0 |
6.0 |
| Ethylenediamine Content, % ≤ |
0.012 |
0.050 |
0.080 |
| pH-value(1% aqueous solution) |
9.5-10.5 |
9.5-10.5 |
9.5-10.5 |
| Density, g/cm3 |
1.3-1.4 |
1.3-1.4 |
1.3-1.4 |
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| Packing: |
25kg or 200kg plastic drum. |
| Storage: |
stored in dry and draughty place, shelf life is 2 yrs. |
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