| Product name | Tetra Sodium Salt of Amino Trimethylene Phosphonic Acid |
| CAS NO. | 20592-85-2 |
| Content | 29.4-32.4% （as acid） |
| Molecular Formula | C3H8NO9P3Na4
|
| Molecular weight | 387 |
| Appearance | Colorless or light yellow transparent liquid |
| Product Grade | Industrial |
| Structural Formula |  |
| Description & Application | ATMPNa4 is the neutral sodium salt of ATMP, can prevent the water into scale salts to form scale, especially the formation of calcium carbonate scale. ATMP, Na4 is suitable for circulating cooling water of thermal power plant, refinery, oil field water injection system, reverse osmosis membrane scale inhibitor. ATMP, Na4 for some other additive also has good compatibility. ATMPNa4 especially suitable for the neutral to acid formula, generating ammonia smell. |
| Specification | Active content（as acid）%: 29.4-32.4 Active content（as salt）%: 38.0-42.0 Iron,(as Fe2+),mg/l :≤35 PH（1% solution）: 6.5-7.5 Density(20℃) g/cm3 : 1.35 – 1.45 Appearance： Colorless or light yellow transparent liquid |
| Package | 200L Drum, 1000L IBC or Bulk. Stored in cool and dry place. |
| Shelf Life | 10 months |
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