Disodium hydrogen phosphate, anhydrous 98,0-100,5 USP
Supplier: MP BIOMEDICALS (FKA ICN BIOMED
Synonyms:
sec-Sodium phosphate, di-Sodium hydrogen orthophosphate, di-Sodium hydrogen phosphate anhydrous, Sodium hydrogen phosphate, Disodium phosphate, Sodium phosphate dibasic
Sodium phosphate dibasic has been used for preparing phosphate buffer which in turn is utilized in X-gal staining
Sodium phosphate dibasic anhydrous is a sodium salt of phosphoric acid. It is a white powder that is highly hygroscopic and water soluble.
Sodium phosphate dibasic is an important component of running buffer of denaturing gel electrophoresis. It induces glomerular calcification as well as other nephrotic syndrome in Sprague-Dawley rats.
Formula:
Na₂HPO₄ MW: 141.96 g/mol Melting Pt: 250 |
MDL Number:
MFCD00003496 CAS Number: 7558-79-4 Merck Index: 12,08805 |
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Specification Test Results
Physical Appearance | White crystalline powder |
pH | 8.4-9.6 (20 °C, 1%) (lit.) |
pKa | (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid) (lit.) |
Heavy Metals | ≤0.002% |
Insoluble Matter | ≤0.4% |
Loss on Drying | ≤5.0% |
Solubility | Freely soluble in water; insoluble in alcohol |
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