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Merck

1.01254

Potassium chloride solution

nominal 12.8 mS/cm, certified reference material for the measurement of electrolytic conductivity (c=0.1 mol/l) Certipur®

Synonym(s):

Potassium chloride solution

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About This Item

Linear Formula:
KCl
CAS Number:
7447-40-7
Molecular Weight:
74.55
NACRES:
NA.24
UNSPSC Code:
41116107
Beilstein/REAXYS Number:
1711999
MDL number:
MFCD00011360

Product Name

Potassium chloride solution, nominal 12.8 mS/cm, certified reference material for the measurement of electrolytic conductivity (c=0.1 mol/l) Certipur®

SMILES string

[Cl-].[K+]

InChI key

WCUXLLCKKVVCTQ-UHFFFAOYSA-M

InChI

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

grade

certified reference material

agency

ISO (17025, 17034)

product line

Certipur®

density

1.003 g/cm3

Quality Level

300

application(s)

environmental

format

single component solution

storage temp.

15-25°C

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Analysis Note

Electrical conductivity (25 °C): 12.750 - 12.950 mS/cm

Application

Used as a calibration standard in aqueous solution to determine conductivity cell constant or as a control sample.

General description

This certified reference material (CRM) is directly traceable to the corresponding primary reference material from the Physikalisch Technische Bundesanstalt (PTB), Germany. The electrolytic conductivity of this standard is determined using a conductivity meter from an accredited Merck calibration laboratory.

The details of expiry date, storage and handling, and associated uncertainty are documented in the certificate of analysis.

Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.

Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.

Legal Information

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

Storage Class

12 - Non Combustible Liquids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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