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1.04936 Supelco

Potassium chloride

Synonym: Potassium chloride

  • CAS Number 7447-40-7

  • Empirical Formula (Hill Notation) ClK

  • Molecular Weight 74.55

  •  EC Index Number 231-211-8

Purchase

Properties

Quality Level   300
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   773 °C
solubility   347 g/L
density   1.98 g/cm3 at 20 °C
bulk density   1000 kg/m3

Description

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 %

Safety & Documentation

Safety Information

WGK Germany 
1
RTECS 
TS8050000

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

Analytical Method: Vanadium in water (Others)

Cat.No. 109751  Spectroquant® Photometer NOVA 60  Cat.No. 104936  Potassium chloride for analysis Cat.No. 109057  Hydrochloric acid 1 mol/l Cat.No. 100983  Ethanol for analysis Cat.No. 116754  Water ...
Keywords: Sample preparations

Analytical Method: Vanadium in water

Cat.No. 173018  Spectroquant® UV/VIS Spectrophotometer Prove 600 or Cat.No. 104936  Potassium chloride for analysis Cat.No. 109057  Hydrochloric acid 1 mol/l Cat.No. 100983  Ethanol for analysis Cat....
Keywords: Sample preparations

Application Notes Reflectometry – Nitrate in Soil Samples

Reagents: Catalog No. 116971 Reflectoquant® Nitrate Test Catalog No. 116995 Reflectoquant® Nitrate Test Catalog No. 117246 Reflectometer RQflex® 20
Keywords: Sample preparations

Salts EMSURE®, EMPLURA®

We offer a comprehensive portfolio of inorganic salts in two quality grades: EMSURE® and EMPLURA®. Our salts are manufactured under strictly controlled conditions mostly in our facilities at Darmstad...
Keywords: Pharmaceutical

Salts in outstanding analytical purity – combined with better flowability

We offer a comprehensive portfolio of EMSURE® salts for inorganic analysis that comprises salts for analysis EMSURE® with ACS declaration as well as salts for analysis EMSURE® ACS, Reag. Ph Eur speci...
Keywords: Sample preparations

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