Water Treatment HEDP 60% Liquid & 98% Powder For Corrosion Inhibitors

  • CAS:2809-21-4
  • Molecular Formula:C2H8O7P2
  • Quality Standard:98% Min || 58%-62%
  • Packing:25kg/bag || 250kg/drum
  • Mininmum Order:1,000 kg

2-Hydroxy Phosphonoacetic Acid HPAA (CAS 23783-26-8) 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 EDTMP.When built with low molecular polymers,its corrosion inhibition effect is even better.

Specification 

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

Application

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, the effect is even better.

Packing

 

250kg/drum; 20mt/20”container

1250kg/IBC drum,18drums/20”container

Storage

Stored in cool and airy place; away from fire and heat; handle with care; no breakage, avoid leakage.It is valid for 1 years under proper condition.

HPAA is classified as Dangerous Good for transport.
Please refer to MSDS for more information about Safety,Storage and Transportation.