POTASSIUM DIHYDROGEN ORTHOPHOSPHATE ANHYDROUS Extra Pure

Confirms to BP
Monopotassium phosphate, Potassium dihydrogen phosphate Monobasic

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
MSDS
 

 

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

Packings

  • 1PW1200500

    500 g (00500)

  • 1PW1206500

    5000 g (05000)

  • 1PDL00030K

    25 Kg (0025K)

  • 1PDL00040K

    50 Kg (0050K)

 

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 : 20-May-2020
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