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Help CenterHPAA---2-Hydroxy Phosphonoacetic Acid
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2-Hydroxy Phosphonoacetic Acid---HPAA
CAS No.: 23783-26-8 Molecular Formula: C2H5O6P
Synonyms: HPA, Hydroxyphosphono-acetic Acid Molecular Weight: 156
Properties:
HPAA is chemically stable, hard to be hydrolyzed, hard to be destroyed by acid or alkali, safety in use, no toxicity, no pollution. It can improve zinc solubility. The corrosion inhibition ability of HPAA is 5-8 times better than that of HEDP and EDTMP.
Specification:
Items |
Index |
Appearance |
Dark umber liquid |
Solid content % |
50.0 min |
Phosphorous acid (as PO33-)% |
4.0 max |
Density (20℃)g/cm3 |
1.30 min |
pH (1% solution) |
1.0-3.0 |
Usage:
HPAA is mainly used as cathode corrosion inhibitor in oilfield refill water system in fields such as steel & iron, petrochemcal, power plant and medical industries. When built with zinc salt or low molecular polymers, the effect is even better.
Package
200L plastic drum, IBC(1000L), as per requirement.
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