| Product name | Tetra Sodium of 1-Hydroxy Ethylidene-1,1-diphosphonic Acid |
| CAS NO. | 3794-83-0 |
| Content | 56-62% （as acid） |
| Molecular Formula | C2H4O7P2 Na4 |
| Molecular weight | 294 |
| Appearance | White powder solid |
| Product Grade | Industrial |
| Structural Formula |  |
| Description & Application | HEDPNa4, widely used in electric power, chemical industry, metallurgy, fertilizer and other industrial circulating cooling water and low pressure boiler, oil field water injection and oil pipeline of anti-scaling gentle erosion; HEDPNa4 in the textile industry, cleaning agent for metal and nonmetal peroxide stabilizer and fixing agent, printing and dyeing industry, without cyanide electroplating complexing agent, daily-use chemical additives. |
| Safety Protection | Weak acidity, Avoid contact with eye and skin, once contacted, flush with water. |
| Specification | Active content as salt%: 80-88.5 Active content as acid%: 56-62 Loss on drying%: ≤10 PH（1% solution）: 11-12 Iron, as Fe ,ppm ≤35 Appearance： White powder solid |
| Package | 25kg/bag. Stored in cool and dry place. |
| Shelf Life | 1 year |
GO
TOP