di-Sodio hidrogenofosfato, anhidro, white crystalline powder ACS
Proveedor: MP Biomedicals
Sinónimos:
Hidrogenoortofosfato de disodio, Sodio fosfato disódico
Sodium dibasic anhydrous is used as a sequestrant, emulsifier and buffer in foods, as mordant in dyeing for weighting silk, in tanning, in manufacturing of enamels, ceramics, detergents, boiler compounds; as fireproofing agent in soldering and brazing instead of borax; as reagent and buffer in analytical chemistry, cathartic.,laxative.
It a reagent with very high buffering capacity widely used in molecular biology, biochemistry and chromatography. Useful in conjunction with Sodium Phosphate, Monobasic in the preparation of biological buffers. Used in many applications including the purification of antibodies.
Soluble in water, but more soluble in hot water; insoluble in alcohol, ethanol.
Precaución: Research Use Only (RUO).
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Formula:
Na₂HPO₄ MW: 141.96 g/mol Pto. de fusión: 250 Temperatura de almacenaje: Ambiente |
Número MDL:
MFCD00003496 Núm. CAS: 7558-79-4 Índice Merck: 12,08805 |
Resultados test especificaciones
| Assay | ≥99.0% |
| pH (5% aq soln) | 8,7 - 9,3 |
| Insoluble Matter | ≤0,01% |
| Loss on Drying (105 °C) | ≤0,2% |
| Chloride (Cl) | ≤0,002% |
| Sulphate (SO4) | ≤0,005% |
| Heavy Metals | ≤0,001% |
| pH | ≤0,002% |
| pka | Iron (Fe) |
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