Potassium chloride

Name: Potassium chloride
Brand: MM

for analysis EMSURE^®

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About This Item

Linear Formula:

KCl

CAS Number:

7447-40-7

Molecular Weight:

74.55

NACRES:

NA.21

EC Index Number:

231-211-8

UNSPSC Code:

12352302

MDL number:

MFCD00011360

assay:

≥99.5% (silver nitrate titration)

grade:

reagent grade

form:

solid

solubility:

347 g/L

Product Name

Potassium chloride, for analysis EMSURE^®

InChI

1S/ClH.K/h1H;/q;+1/p-1

SMILES string

[Cl-].[K+]

InChI key

WCUXLLCKKVVCTQ-UHFFFAOYSA-M

Quality Level

300

grade

reagent grade

product line

EMSURE^®

assay

≥99.5% (silver nitrate titration)

form

solid

potency

2600 mg/kg LD₅₀, oral (Rat)

impurities

≤0.01% In water insoluble matter

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 (PO₄^3-): ≤0.0005%
sulfate (SO₄^2-): ≤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%

storage temp.

2-30°C

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Related Categories

Lab Chemicals

Salts

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 %

Application

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

Legal Information

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

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c