Merck
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1.04933

Supelco

Potassium chloride

for analysis (<= 0.005% Br) EMSURE® ACS,ISO,Reag. Ph Eur

Linear Formula:
KCl
CAS Number:
Molecular Weight:
74.55
Número MDL:
Número índice de la CE:
231-211-8

Nivel de calidad

300

grado

ACS reagent

Agency

reag. ISO
reag. Ph. Eur.

línea de producto

EMSURE®

ensayo

99-100.5% dry basis (silver nitrate titration)
99.5-100.5% (silver nitrate titration)

formulario

solid

potencia

2600 mg/kg LD50, oral (Rat)

impurezas

≤0.005% Insoluble matter

pérdida

≤1% loss on drying, 105°C

pH

5.5-8.0 (25 °C, 50 g/L in H2O)

bp

1413 °C/1013 hPa

mp

770 °C (lit.)

densidad

1.98 g/mL at 25 °C (lit.)

densidad aparente

1000 kg/m3

trazas de anión

bromide (Br-): ≤0.005%
chlorate, nitrate (as NO3-): ≤0.003%
iodide (I-): ≤0.002%passes test
phosphate (PO43-): ≤0.0005%
sulfate (SO42-): ≤0.001%

trazas de catión

Ba:, passes test
Ca: ≤0.001%
Fe: ≤0.0002%
Mg: ≤0.0005%
Mg: ≤0.02% (alkaline earth metals (as Ca))
N: ≤0.001%
Na: ≤0.005%
heavy metals (as Pb): ≤0.0005%

temp. de almacenamiento

2-30°C

SMILES string

[Cl-].[K+]

InChI

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

InChI key

WCUXLLCKKVVCTQ-UHFFFAOYSA-M

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Aplicación

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

Nota de análisis

Assay (argentometric): 99.5 - 100.5 %
Assay (argentometric; calculated on dried substance): 99.0 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water): 5.5 - 8.0
Acidity or alkalinity: passes test
Bromide (Br): ≤ 0.005 %
Chlorate and Nitrate (as NO₃): ≤ 0.003 %
Iodide (I):
≤ 0.002 %
: passes test
Phosphate (PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.001 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Ba (Barium): passes test
Ca (Calcium): ≤ 0.001 %
Fe (Iron): ≤ 0.0002 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
Magnesium and alkaline-earth metals (as Ca): ≤ 0.02 %
Loss on Drying (105°C): ≤ 1.0 %
Corresponds to ACS,ISO,Reag. Ph Eur

Información legal

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

Código de clase de almacenamiento

13 - Non Combustible Solids

WGK

WGK 1

Punto de inflamabilidad F

Not applicable

Punto de inflamabilidad C

Not applicable

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