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POTASSIUM PHOSPHATE DIBASIC ANHYDROUS AR

Dipotassium hydrogenphosphate; Dipotassium phosphate; sec.-Potassium phosphate

COAs

Packings

500 g (00500)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PDL00040K 1PDLP0065K
Print friendly version
Article No. 05430 Grade AR
Purity 99% CAS No. 7758-11-4
Molecular Formula K2HPO4 Molecular Weight 174.18
H.S. Code 2835.2400 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 8.8
Melting point/ Freezing point [°C] >465°C Decomposition point [°C] >465°C
Density [g/cm3] 2.338 Solubility in water [% weight] 1600 g/l (20°C)

Specifications

Appearance White hygroscopic crystalline powder Assay Min 99%
pH (5% solution in water; 25°C) 8.7 - 9.6 Chloride (Cl) Max 0.003%
Heavy metal (as Pb) Max 0.0005% Insoluble matter Max 0.01%
Iron (Fe) Max 0.001% Loss on drying (at 105°C) Max 1%
Nitrogen compounds (as N) Max 0.001% Sodium (Na) Max 0.5%
Sulphate (SO4) Max 0.005%

Safety Information and Hazard Symbols

Safety Statement: 22-24/25
Revision Date: 13-Dec-2013

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