Aminotris (ATMP)
Methylphosphonic Acid
- CAS
- 6419-19-8
- EC
- 229-146-5
- Sectors
- Water & Wastewater Treatment, Oil, Gas & Energy
Aminotris (ATMP) (CAS 6419-19-8) is a phosphonate chelating agent available as a 50% aqueous solution, a colorless liquid used for scale inhibition and metal ion control in industrial water treatment, detergents, and oilfield chemicals.
Typical Properties
| Molecular formula | C3H12NO9P3 |
|---|---|
| Molecular weight | 305.1 g/mol |
| Appearance | colourless liquid |
| Form | Solid |
| Color | White |
| Melting point | 208-210 °C |
| Density | 1.3 g/mL at 25 °C |
| Water solubility | 500g/L at 20°C |
| pH | 0.46 |
| GHS signal word | Warning · Corrosive, Irritant / harmful |
| HS code | 29319090 |
| Grades available | Technical Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Aminotris (ATMP)
Applications
Widely used in industrial water treatment, detergents, and oilfield chemicals. It prevents scale formation from calcium, barium, and iron salts and stabilizes peroxide bleach systems.
Safety & Risks
Low volatility but corrosive to metals. Avoid direct skin contact and inhalation of mist. Neutralize spills with alkali solution before disposal.
Packaging
Supplied as 50% aqueous solution in 250 kg drums or IBCs. Store cool and closed, away from strong oxidizers.