Partially neutralized sodium salt of bis hexamethylene triamine penta (methylene phosphonic acid) (

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Cas No.:35657-77-3
Molecular formula:C17H42O15N3P5Na2
Molecular weight: about 731
Structural Formula:

Other name: Partially neutralized sodium salt of bis hexamethylene triamine penta (methylene phosphonic acid) BHMTPH•PN(Na2)

1.Performance and usage
BHMTPh•PN(Na2）is a high performance chelating type anti-scale agent , it can well prevent the scale of CO3 and SO4. BHMTPh•PN(Na2）have a great water-solubility and stability even in a wide PH range and 120℃,. It has a strong ability on chelating Ca. BHMTPh•PN(Na2）can be used as corrosion inhibitor and scale inhibitor in oil field water treatment, industrial cycling cooling water and boiler water.

2.Technical indicators

Item	Standard
Appearance	dark brown liquid
Effective content(BHMTPMPA) /%	35.0～39.0
pH value(1% solution)	2.5～4.5
Density(20℃)/g·cm-3	1.21～1.31
Fe content(Fe) /mg·L-1	≤65.0

3.Package and Storage:
25kg per plastic barrel; can also be determined according to clients’ demand. 
Store in a cool and ventilated place indoors, storage period is 1 year.

4. Safety protection
BHMTPh•PN(Na2）is week acidic material, pay attention to labor protection during operation. Avoid contact with skin, eyes, etc. After contact, rinse with plenty of water.