sodium phosphate dibasic dodecahydrate 98.5% extrapure

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Description

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

CAS 10039-32-4
Molecular Formula Na2HPO4.12H2O
Molecular Weight 358.14
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 (Acidimetric) 98.5 – 100.5%
pH (5% Solution in Water) 9.0 – 9.3 Chloride (Cl) Max. 0.01%
Sulphate (So4) Max. 0.01% Sodium Dihydrogen Phosphate (Nah2Po4) Max. 1.0%
Heavy Metal (As Pb) Max. 0.001% Iron (Fe) Max. 0.001%
Arsenic (As) Max. 0.0001% Substance Reducing Kmno4 (As O) Max. 0.02%
Loss On Drying (At 130°C) 57 – 61% Water (By Kf) 57 – 61%
Dangerous Goods Information
UN Number – DG Class –

sodium phosphate dibasic dodecahydrate 98.5% extrapure

$34.05

SKU C02486-00500-HS Category
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