Sodium phosphate, dibasic

Key Features and Details

Sodium Phosphate Dibasic

SYNONYMS: Disodium hydrogen phosphate; Dibasic sodium phosphate; Disodium orthophosphate; Disodium phosphate; DSP; Phosphate of soda; Secondary sodium phosphate; sec-Sodium phosphate; Sodium hydrogenphosphate
CAS: # 7558-79-4
MOLECULAR FORMULA: Na2HPO4
MOLECULAR WEIGHT: 141.957 g/mol
EC No: 231-448-7
MDL No: MFCD00003496
SKU 02191440-CF Categories , , Tag

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PRODUCT DESCRIPTION

Sodium Phosphate Dibasic Application Notes 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. Usage Statement Unless specified otherwise, MP Biomedical's products are for research or further manufacturing use only, not for direct human use. For more information, please contact our customer service department. Key Applications Reagent | Buffer
SPECIFICATIONS
SKU: 02191440-CF
Base Catalog Number: 191440
Alternate Names: Disodium hydrogen phosphate; Dibasic sodium phosphate; Disodium orthophosphate; Disodium phosphate; DSP; Phosphate of soda; Secondary sodium phosphate; sec-Sodium phosphate; Sodium hydrogenphosphate
CAS : # 7558-79-4
Density : approx 1.7 g/cu cm
EC No : 231-448-7
Format : Crystalline powder
Grade : Anhydrous, ACS
Insoluble Matter : =0.01%
MDL No : MFCD00003496
Molecular Formula : Na2HPO4
Molecular Weight : 141.957 g/mol
pH : Between 8,4 and 9,6 (1 % solution)
pKa : (25 °C) - 2.15, 6.82, 12.38 (phosphoric acid)(lit.)
PPE : Eyeshields, Gloves, respirator filter
RTECS No : WC4500000
Solubility : Freely soluble in water. Insoluble in ethanol

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