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1.04936 Supelco

Potassium chloride

for analysis EMSURE®

  • CAS Number 7447-40-7

  • Linear Formula KCl

  • Molecular Weight 74.55

  •  MDL number MFCD00011360

  •  EC Index Number 231-211-8

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Properties

Quality Level   300
assay   ≥99.5% (silver nitrate titration)
form   solid
potency   2600 mg/kg LD50, oral (Rat)
pH   5.5-8.0 (25 °C, 50 g/L in H2O)
bp   1413 °C/1013 hPa
mp   770 °C (lit.)
solubility   347 g/L
density   1.98 g/mL at 25 °C (lit.)
bulk density   1000 kg/m3
anion traces   bromide (Br-): ≤0.05%
  iodide (I-): ≤0.002%
  phosphate (PO43-): ≤0.0005%
  sulfate (SO42-): ≤0.005%
cation traces   Ba: ≤ 0.001%
  Ca: ≤ 0.001%
  Fe: ≤ 0.0003%
  Mg: ≤ 0.002%
  N: ≤ 0.001%
  Na: ≤ 0.02%
  heavy metals (as Pb): ≤ 0.0005%
SMILES string   [Cl-].[K+]
InChI   1S/ClH.K/h1H;/q;+1/p-1
InChI key   WCUXLLCKKVVCTQ-UHFFFAOYSA-M
storage conditions   Store at +5°C to +30°C.

Description

Application

May be used for the preparation of phosphate buffered saline, and for the extraction and solubilization of proteins.

Analysis Note

Assay (argentometric): ≥ 99.5 %
In water insoluble matter: ≤ 0.01 %
pH-value (5 %; water): 5.5 - 8.0
Bromide (Br): ≤ 0.05 %
Iodide (I): ≤ 0.002 %
Phosphate (PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Ba (Barium): ≤ 0.001 %
Ca (Calcium): ≤ 0.001 %
Fe (Iron): ≤ 0.0003 %
Mg (Magnesium): ≤ 0.002 %
Na (Sodium): ≤ 0.02 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety & Documentation

Safety Information

Safety Information for this product is unavailable at this time.
Protocols & Articles

Articles

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