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POTASSIUM DIHYDROGEN ORTHOPHOSPHATE ANHYDROUS AR/ACS

Potassium phosphate monobasic; Monopotassium phosphate; prim.-Potassium phosphate

COAs

Packings

500 g (00500)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200400 1PW1204000 1PDL00030K
Print friendly version
Article No. 05357 Grade AR/ACS
Purity 99.5% CAS No. 7778-77-0
Molecular Formula KH2PO4 Molecular Weight 136.09
H.S. Code 2835.2400 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless Melting point/ Freezing point [°C] 253 °C
Decomposition point [°C] 253 °C Density [g/cm3] 2.338
Solubility in water [% weight] Soluble in water

Specifications

Appearance White crystalline powder Assay (acidimetric) Min 99.5%
pH (5% solution in water; 25°C) 4.1 - 4.5 Insoluble matter in water Max 0.01%
Chloride (Cl) Max 0.001% Sulphate (SO4) Max 0.003%
Total nitrogen (N) Max 0.001% Heavy metals (by ICP-OES) Max 0.001%
Iron (Fe) Max 0.001% Sodium (Na) Max 0.005%
Loss on drying (at 105°C; 2 hrs) Max 0.2%
Revision Date: 09-Aug-2022

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