Plot No. C40, Road No. 21Y, MIDC, Wagle Industrial Estate, Thane(W)-400604, MH, India
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di-Sodium hydrogen phosphate dihydrate
SKU:
TC507M
CAS Number :
10028-24-7
Molecular Formula :
Na₂HPO₄.2H₂O
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Product Identifier
| Product Code | TC507M |
|---|---|
| Molecular weight | 177.99 |
| Molecular formula | Na2HPO4.2H2O |
| CAS No. | 10028-24-7 |
Quality Control
| Appearance (BP, EP) | White or almost white powder or colourless crystals |
|---|---|
| Solubility (BP, EP) | Soluble in water, Practically insoluble in ethanol (96%) |
| Identification A (USP) | Reaction for sodium |
| Identification A (BP, EP) | 5% solution in water is slightly alkaline |
| Identification B (USP) | Reactions for phosphate |
| Identification B (BP, EP) | Loss on drying : 19.5 - 21.0% (at 130°C, 2hr) |
| Identification C (BP, EP) | Reactions for phosphate |
| Identification D (BP, EP) | Reaction for sodium |
| Appearance of solution (BP, EP) | 5% solution in water is clear and colourless. |
| Insoluble substances (USP) | <= 0.4% |
| Arsenic (USP) | <= 0.0016% |
| Arsenic (EP, BP) | <= 0.0004% |
| Reducing substances (EP, BP) | The colour of the permanganate is not completely discharged |
| Monosodium phosphate (EP, BP) | <= 2.5% |
| Chloride (USP) | <= 0.06% |
| Chloride (EP, BP) | <= 0.04% |
| Iron (EP, BP) | <= 0.004% |
| Sulphate (USP) | <= 0.2% |
| Sulphate (EP, BP) | <= 0.1% |
| Loss on drying (USP) | 18.50 - 21.50% (at 130°C, 2hr) |
| Loss on drying (EP, BP) | 19.50 - 21.00% (at 130°C, 2hr) |
| Assay (NaOH T, dried basis) (USP) | 98.00 - 100.50% |
| Assay (HCl Back T, dried basis) (EP, BP) | 98.00 - 101.00% |
Storage and Shelf Life
| Store below | 30°C. |
|---|---|
| Shelf life | 48 months. |
| Use before | expiry date given on the product label. |
CAS Number :
10028-24-7
Molecular Formula :
Na₂HPO₄.2H₂O
| Product Name | di-Sodium hydrogen phosphate dihydrate |
|---|---|
| SKU | TC507M |
| CAS No | 10028-24-7 |
| EC No. | 231-448-7 |
| Molecular formula | Na₂HPO₄.2H₂O |
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