Disodium hydrogen phosphate, anhydrous 98.0-100.5% USP

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02199802.1 02199802.5 0219980201

IC02199802.1EA 77.66 USD

IC02199802.1 IC02199802.5 IC0219980201

Disodium hydrogen phosphate, anhydrous 98.0-100.5% USP

di-Sodium hydrogen phosphate

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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