Amino Trimethylene Phosphonic Acid(ATMP)

CAS NO.:6419-19-8

Molecular formula:C3H12NO9P3

Moleclar weight:299.05

Apearance:Colorless to pale yellow aqueous solution      

 

1）50% liquid :  

Active acid: % 50%min;

ATMP %:40%min;  

Phosphorous acid (as PO33-)%:3.5 max；

Phosphoric acid (asPO43- )% :0.8 max； 

Chloride (as Cl-)%：1.0max；

pH value（1％solution）：2.0 max；

Fe (as Fe2+) (ppm)：20; 

Density （20℃）g/cm3:1.3 min; 

Colour APHA (Hazen):125max                                                                                        

 

2)95%powder

Active acid %: 95 min; 

ATMP %: 85 min; 

Phosphorous acid (as PO33-)%: 4.0 max;   

Phosphoric acid (asPO43- )%:0.8max

Chloride (as Cl-)%:1.0max; 

pH value(1% solution):2.0max; 

Fe (as Fe2+) (ppm):20.0max;   

                                 

It is mainly used as Scale & Corrosion Inhibitor, Peroxide Stabilizer in Cooling and Boiler Water Treatment, Textile Dying etc