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SODIUM PHOSPHATE DIBASIC DODECAHYDRATE AR

sec-Sodium phosphate; Sodium phosphate dibasic; Disodium phosphat; Sodium hydrogen phosphate dodecahydrate

COAs

Packings

500 g (00500)

25 Kg (0025K)

50 Kg (0050K)

1PW1200750 1PDL00030K 1PDLP0065K
Print friendly version
Article No. 5975B Grade AR
Purity 99% CAS No. 10039-32-4
Molecular Formula Na2HPO4.12H2O Molecular Weight 358.14
H.S. Code 2835.2990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour Colorless crystals
Odour Odorless pH value 8.4 - 9.6 at 36 g/l at 25 °C
Melting point/ Freezing point [°C] 34°C Density [g/cm3] 1.5
Solubility in water [% weight] 35.8 g/l at 20 °C

Specifications

Appearance Colourless crystals Assay (as Na2HPO4.12H2O) Min. 99.0%
pH (5% solution; 20°C) 9.1 - 9.4 Chloride (Cl) Max. 0.005%
Sulphate (SO4) Max. 0.005% Total nitrogen (N) Max. 0.001%
Heavy metal (as Pb) Max. 0.0005% Iron (Fe) Max. 0.0005%
Potassium (K) Max. 0.005% Arsenic (As) Max. 0.00005%
Revision Date: 08-Jun-2016

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