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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-302A Pre-filming Corrosion Inhibitor |
| Use Level: |
300mg/L |
| Quality Index: |
| Item |
Index |
| Appearance |
white powdered solid |
| Water insolubles % ≤ |
0.8 |
| Total phosphor(PO43-), % ≥ |
50.0 |
| Total phosphor(Zn2+), % ≥ |
8.0 |
| pH-value(1% aqueous solution) |
2.5-4.5 |
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| Packing: |
40kg or 25kg woven bag (lined with plastic bag). |
| Storage: |
Should be stored in dry and draughty place, shelf life is 10 months. |
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