I5027
Honeywell

Potassium phosphate dibasic

SKU
I5027
ACS Reagent, ≥98%
Synonym(s)
Dipotassium hydrogenphosphate; Dipotassium phosphate; sec.-Potassium phosphate
Brand
Honeywell
UNSPSC Code
12352300
CAS Numbers (All) EC Number Linear Formula
K2HPO4
MDL Number Molar Mass
174.18 g/mol
Synonyms
Dipotassium hydrogenphosphate; Dipotassium phosphate; sec.-Potassium phosphate

Documents

Specifications

PropertyValue
Assay (alkalimetric)99-101%
pH value (5% water)4.1-4.5
Chloride (Cl)<=0.001%
Sulphate (SO4)<=0.003%
Heavy metals (as Pb)<=0.001%
Iron (Fe)<=0.002%
Sodium (Na)<=0.005%
Reducing substancespasses test
Loss on drying (105° C)<=0.2%
Solubility5% at 25° C

Properties

PropertyValue
Autoignition TemperatureNot auto-flammable
Boiling Point/RangeNo data available
ColorColorless
DensityNo data available
FlashpointNot applicable
FormSolid
GradeACS Grade Salts
Incompatible MaterialsStrong acids and strong bases
Lower Explosion LimitNot applicable
Melting Point/Range340 °C (Decomposes before melting)
Partition CoefficientNo data available
Solubility in Water1.670 g/l (20 °C)
Storage TemperatureAmbient
Upper Explosion LimitNot applicable
Vapor PressureNo data available
ViscosityNot applicable
pH-Value8.7-9.4 (20 °C)

Safety Information

PropertyValue
Hazard ClassN/A
Package GroupN/A
UN IDN/A
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