Sodium phosphate dibasic - 56814

Code: 56814
Sodium phosphate dibasic
Tested according to Ph.Eur.
Dinatrii phosphas anhydricus; sec-Sodium phosphate; Disodium hydrogen phosphate; Disodium phosphate; Sodium hydrogenphosphate
Tested according to Ph.Eur. 

CAS Number: 7558-79-4
Linear Formula: Na2HPO4
Molar Mass: 141.96 g/mol
EC Number: 231-448-7
MDL Number: MFCD00003496
Catalog Number Packaging Size Container type Price QTY Cart
56814-1KG 1KG PLASTIC BOTTLE Contact
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Specifications

Property Value
Identity A complying
Identity C complying
Identity D complying
Assay (calculated to the dried substance) 98.0 - 101.0 %
Assay of NaH2PO4 (calculated to dried substances) max. 2.5 %
Appearance of the solution complying
Loss on drying (105°C, 4 h) max. 1.0 %
Arsenic (As) max. 2 ppm
Iron (Fe) max. 20 ppm
Heavy metals (as Pb) max. 10 ppm
Chloride (Cl) max. 200 ppm
Sulfate (SO4) max. 500 ppm
Reducing impurities complying
Residual solvents complying
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Physical Properties

Property Value
PKa (25 °C) (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
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Safety Information

Property Value
Precautionary Statement(s) P280