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CAS No.: 7758-80-7
NaH2PO4·2H2O
Molecular Weight: 156.02
Characters: Colorless rhombic system crystal with slight hygroscopicity, easily soluble in water
Specifications:
| Sodium phosphate monobasic dihydrate | Reagent grade A.R. | Reagent grade C.P. | USP31 |
| Item | Spec. | Spec. | Spec. |
| Assay % | ≥99 | ≥98 | 98.0-103.0 |
| Clarity test | Pass | Pass | — |
| PH(50g/l25°C) | 4.2-4.6 | 4.2-4.6 | 4.1-4.5 |
| Water insoluble% | ≤0.01 | ≤0.02 | ≤0.2 |
| Chlorides(CL) % | ≤0.005 | ≤0.01 | ≤0.014 |
| Sulphates(SO4)% | ≤0.005 | ≤0.01 | ≤0.15 |
| Nitrates(NO3)% | ≤0.001 | ≤0.002 | — |
| Ammonium(NH4)% | ≤0.002 | — | ≤0.005 |
| Fe% | ≤0.001 | ≤0.005 | — |
| As% | ≤0.001 | ≤0.005 | ≤0.0008 |
| Heav metal % | ≤0.001 | ≤0.005 | ≤0.002 |
| K% | ≤0.02 | ≤0.1 | — |
| Ammonia precipitates % | ≤0.01 | ≤0.02 | — |
| Water % | — | — | .10-15 |
| Aluminium, calcium and related compositions | — | — | Clear |
| Organic volatiles | — | — | Pass |
Product Usage: It is used for boiler water treatment, electroplating, leather making, baking powder, detergents; as raw material for the manufacture of sodium hexametahposphate.
Packaging: In 25Kg/woven bag lined with double-layer plastic bag
Storage Precautions: Stored in dry and draughty warehouse, avoid dampness and heating.
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