Water Treatment Chemicals, Phosphonates, Polymers, Biocides

Organophosphoric Antiscale and Corrosion Inhibitors, Chelant

Partially neutralized sodium salt of bis hexamethylene triamine penta (methylene phosphonic acid) BHMTPH•PN(Nax)

CAS No.: 35657-77-3

Molecular Formula: C17H44-XO15N3P5Nax

Molecular weight: 731


BHMTPH•PN is an effective scale inhibitor for carbonate and sulfate scale. BHMTPH•PN is water soluble and has good heat tolerance in wide range of pH and 120℃, BHMTPH•PN has high calcium ion tolerance.


items index
Appearance Dark brown liquid
Active content (as acid) % 35.0-39.0
PH (1% water solution) 2.5-4.5
Density (20℃)g/cm3 1.21-1.31
Fe,mg/L 65 max


This product can be used as scale and corrosion inhibitor for oilfield water, industrial circulating cool water and boiler.

Package and Storage:

200L plastic drum,IBC(1000L),customers’ requirement. Storage for ten month in shady room and dry place.

Safety and Protection:

Acidity, Avoid contact with eye and skin, once contacted, flush with water.



Shandong IRO Water Treatment Co., Ltd.

Office Address: 2802, 1st Building, No.19 Zhangzhou 2nd Rd, Qingdao, China
Factory Address: Qicun Town, Shizhong, Zaozhuang, Shandong, China
Tel: +86-532-85027466 Fax: +86 532 85028486
Email: info@irowater.com

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