Industrial-grade phosphate
FoshanDSP-Sodium Dihydrogen Phosphate (Industrial Grade)
Uses: As a boiler softening agent, flame retardant for textiles, wood, and paper, and more.
Category:
Product Description
Molecular formula: Na 2 HPO 4 ; Na 2 HPO 4 ·12H 2 O
Molecular weight: 141.96; 358.14
CAS NO.: 7558-79-4 (Anhydrous); 10039-32-4 (Dodecahydrate)
Technical Specification: HG/T2965-2009
Appearance: White powdery or granular.
Uses: As a boiler softening agent, flame retardant for textiles, wood, and paper, and more.
Packaging: 25 kg and 50 kg bags; bulk ton bags; as per customer requirements.
| Project | Indicator |
| Sodium dihydrogen phosphate (as Na) 2 HPO 4 ·12H 2 O content), w/% ≥ | 97 |
| Sulfate (as SO) 4 Content, w/% ≤ | 0.7 |
| Chloride content (expressed as Cl), w/% ≤ | 0.05 |
| As, w/% ≤ | 0.005 |
| pH (10 g/L solution) | 9.0 ± 0.2 |
| Insoluble in water w/% ≤ | 0.05 |
| Fe, wt.% ≤ | 0.05 |
| Fluoride (expressed as F) content, w/% ≤ | 0.05 |