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POTASSIUM DIHYDROGEN ORTHOPHOSPHATE ANHYDROUS Extra Pure

Confirms to BP
Monopotassium phosphate, Potassium dihydrogen phosphate Monobasic

COAs

Packings

500 g (00500)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200400 1PW1204000 1PDL00030K
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Article No. 05356 Grade Extra Pure
Purity 98% 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; on dried basis) 98 - 100.5%
Appearance of solution Passes test Identification as per pharma Passes test
pH (5% solution in water) 4.2 - 4.5 Chloride (Cl) Max 0.02%
Sulphate (SO4) Max 0.03% Fluoride (F) Max 0.001%
Heavy metal (as Pb) Max 0.001% Arsenic (As) Max 0.0002%
Iron (Fe) Max 0.001% Sodium (Na) Max 0.1%
Reducing substances by KMnO4 (as O) Passes test Insoluble substances and organic matter Max 0.2%
Loss on drying (at 130°C) Max 1.0%
Revision Date: 09-Aug-2022

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