POTASSIUM PHOSPHATE DIBASIC AR (ANHYDROUS)

POTASSIUM PHOSPHATE DIBASIC AR (ANHYDROUS) POTASSIUM PHOSPHATE DIBASIC AR (ANHYDROUS)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
P0168900500 AR 99% 7758-11-4 K2HPO4 174.18 2835.2400
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

Viscosity at 40°C [mm2/s]

1600 g/l (20°C)

Solubility in water [% weight]

1600 g/l (20°C)

Specifications

Appearance:

 White hygroscopic crystalline powder

Insoluble matter:

 Max 0.01%

Chloride (Cl):

 Max 0.003%

Sulphate (SO4):

 Max 0.005%

Heavy metal (as Pb):

 Max 0.0005%

Sodium (Na):

 Max 0.5%

Loss on drying (at 105°C) :

 Max 1%

Iron (Fe):

 Max 0.001%

Assay:

 Min 99%

pH (5% solution in water; 25°C):

 8.7 - 9.6

Nitrogen compounds (as N):

 Max 0.001%

Safety Information and Hazard Symbols

Safety Statement: 22-24/25
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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