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60353 Sigma

Potassium phosphate dibasic

anhydrous, for luminescence, for molecular biology, BioUltra, ≥99.0% (T)

Synonym: Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate

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Properties

Related Categories Alphabetical, BioUltra, BioUltra Buffers, Biochemicals and Reagents, Biological Buffers,
grade   for luminescence
  for molecular biology
InChI Key   ZPWVASYFFYYZEW-UHFFFAOYSA-L
product line   BioUltra
assay   ≥99.0% (T)
impurities   DNases, none detected
  RNases, none detected
  insoluble matter, passes filter test
  phosphatases, none detected
  proteases, none detected
pH   8.7-9.3 (25 °C, 1 M in H2O)
solubility   H2O: soluble1 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤100 mg/kg
cation traces   Al: ≤5 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤10 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Na: ≤5000 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   1 M in H2O
UV absorption   λ: 260 nm Amax: ≤0.20
  λ: 280 nm Amax: ≤0.15

Description

Application

Potassium phosphate monobasic and dibasic, are used to create phosphate buffered solutions such as potassium phosphate buffered water and saline solutions used in biological applications.

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Amplified Detection

Microcon Centrifugal Filters

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Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1
Protocols & Articles

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