Potassium phosphate dibasic

R695.24 R1,676.76Price range: R695.24 through R1,676.76

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Description

 ACS reagent, ≥98%

Synonyms: Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate
Linear Formula: K2HPO4

General description

Potassium phosphate dibasic is a useful biological buffer having a pH in the range of 8.5–9.6. Potassium phosphate is present in various forms: monobasic (KH2PO4), dibasic (KH2PO4), and tribasic (K3PO4). Potassium phosphate buffers are widely employed in equilibrium dialysis, high performance liquid chromatography (HPLC) and affinity capillary electrophoresis studies.

Application

Potassium phosphate dibasic has been used in the preparation of MMG (maltose, methyl green) medium, phosphate buffered saline and hypotonic solution.

Features and Benefits

  • Increased efficiency – Eliminate time and effort of loosening hardened powders
  • Safety – Avoid risks of using tools of force to break up clumps
  • Economy – Faster preparation and solvation increase productivity and reduce costs
  • Assured quality – Excellent, expert-tested quality with no anti-caking agents
  • Flexible volumes – Available from research amounts to scale-up quantities

PROPERTIES

grade

ACS reagent

Pack Sizes

100g; 500g

Agency

suitable for SM 5210

Assay

≥98%

form

powder

impurities

≤0.001% Nitrogen compounds (as N)
≤0.01% Insoluble matter

loss

≤1.0% loss on drying, 105°C

pH

8.5-9.6 (25 °C, 5% in solution)

anion traces

chloride (Cl): ≤0.003%
sulfate (SO42-): ≤0.005%

cation traces

Fe: ≤0.001%
Na: ≤0.05%
heavy metals: ≤5 ppm (by ICP-OES)

Additional information

Pack Size

100g, 500g

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