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SODIUM DIHYDROGEN ORTHOPHOSPHATE DIHYDRATE Extra Pure

Confirms to IP
Sodium phosphate monobasic dihydrate

COAs

Packings

500 g (00500)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PW1204000 1PDL00030K
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Article No. 05857 Grade Extra Pure
Purity 98% CAS No. 13472-35-0
Molecular Formula NaH2PO4·2H2O Molecular Weight 156.01
H.S. Code 2835.2200 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 4.2 - 4.5
Melting point/ Freezing point [°C] 60°C Density [g/cm3] 1.92
Solubility in water [% weight] Soluble in water

Specifications

Appearance White powder or colorless crystals Assay (on anhydrous basis) 98.0 - 103.0%
Identification as per IP Passes test pH (5% solution in water) 4.1 - 4.5
Insoluble substances Max 0.2% Chloride (Cl) Max 0.014%
Sulphate (SO4) Max 0.15% Aluminium, calcium and related elements Passes test
Arsenic (As) Max 0.0008% Heavy metal Max 0.002%
Water 18.0 - 26.5%
Revision Date: 10-Aug-2022

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