P0662
Fluka

Potassium phosphate monobasic

SKU
P0662
ACS Reagent, ≥99.0%
Synonym(s)
Monopotassium phosphate; Potassium dihydrogen phosphate; prim.-Potassium phosphate
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General Information:
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  • Honeywell now delivers Fluka™ premium grade inorganic reagents worldwide – with consistency, purity and accuracy assured
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Brand
Fluka
 CAS Numbers (All) EC Number Linear Formula
KH2PO4
 MDL Number
Molar Mass
136.09 g/mol
 Synonyms
Monopotassium phosphate; Potassium dihydrogen phosphate; prim.-Potassium phosphate

Documents

Safety Data Sheet (SDS) Safety Data Sheet (SDS)

Specifications

PropertyValue
assayMin. 99.0 %
loss on drying (105°C, 2 h)Max. 0.2 %
pH (5 %, 25 °C)4.1 - 4.5
water insoluble matterMax. 0.01 %
iron (Fe)Max. 0.002 %
sodium (Na)Max. 0.005 %
heavy metals (as Pb)Max. 0.001 %
chloride (Cl)Max. 0.001 %
sulfate (SO4)Max. 0.003 %
pKa (25 °C)(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

Properties

PropertyValue
Autoignition TemperatureNot auto-flammable
Boiling Point/RangeDecomposes on heating
CertificationACS Reagent
ColorColorless
Density2.34 g/cm3 (20 °C)
FlashpointNot applicable
FormCrystalline
GradeACS Grade
Incompatible MaterialsStrong acids and strong bases
Lower Explosion LimitNot applicable
Melting Point/Range253 °C
Partition CoefficientNo data available
Purity Percentage99.00
Purity Details>=99.00%
Solubility in Water220 g/l (20 °C)
Upper Explosion LimitNot applicable
Vapor PressureNo data available
ViscosityNo data available
pH-Value4.2-4.5 (20 °C)
Storage TemperatureAmbient

Safety Information

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