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Classification: Chemical Auxiliary Agent
Model Number: HPPA001
Brand Name: HOOCHEM
Usage: Water Treatment Chemicals
Type: CORROSION INHIBTORS
Place of Origin: China (Mainland)
Purity: 50%
EINECS No.: 229-146-5
MF: C2H5O6P
Other Names: HPAA
CAS No.: 23783-26-8

Specifications

2-Hydroxy Phosphonoacetic Acid HPAA
CAS No: 23783-26-8
Molecular Formula:C2H5O6P
HS code 2931901990
UN 3265
EINIECS NO 229-146-5
Dark umber liquid
2Hydroxy Phosphonoacetic Acid HPAA
Product Property 
HPAA is chemically stable, hard to be hydrolyzed, hard to be destroyed by acid or alkali, safety in use, no toxicity, no pollution. HPAA can improve zinc solubility. Its corrosion inhibition ability is 5-8 times better than that of HEDP and EDTMPA.Na5. When built with low molecular polymers, its corrosion inhibition effect is even better.

Applications:
HPAA is mainly used as cathode corrosion inhibitor in oilfield refill water system in fields such as steel & iron, petrochemical, power plant and medical industries. When built with zinc salt, the effect is even better.

Product Specification:
Items Index
Appearance Dark brown liquid
Solid content (%) 50.0 min
Phosphorous acid as PO33-(%) 4.0 max
PH (1% solution) 3.0 max
Density at 20°C,g/cm3 1.3min
Iron, as Fe (ppm) 50.0 max

Package and Storage:
Normally in 200L HDPE drum and 1000L IBC.
 
Safety Protection:
Acidity, avoid contact with eye and skin, once contacted, flush with plenty water.