Chemical Name: Amino Tri(Methylene Phosphonic Acid)
Abbreviation: ATMP-Peroxide Grade
Molecular Formula: C3H12NO9P3
Molecular Weight: 299
CAS Number: 6419-19-8
Application Notes: Good, general purpose, cost-effective scale inhibitor, Good corrosion inhibition with zinc and phosphates. Good chelant.
Recommended Uses: Cooling water treatment, boiler treatment, I & I Cleaners. General purpose metal ion control, oil field.
Typical Properties:
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Appearance
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Clear, Colorless to pale yellow aqueous solution
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Active Acid (%)
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48.0 – 52.0
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Phosphorous acid as PO33- (%)
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4.0 max
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Phosphoric acid as PO43-(%)
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1.0 max
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Iron content (Fe ppm)
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10.0 max
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Sequestrant value (CaCO3) mg/g
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300 min
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pH (1% solution)
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2.0 max
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Specific Gravity at 20/20°C
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1.31 min
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Chloride as Cl (%w/w)
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0.2 max
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Colour (APHA)
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100 max
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