1.01553

Chlorure de potassium solution

nominal 1.41 mS/cm, Certified Reference Material for the measurement of electrolytic conductivity, traceable to PTB (c=0.01 mol/l) Certipur^®

• Synonyme(s) : Potassium chloride solution
• Formule linéaire : KCl
• Numéro CAS: 7447-40-7
• Poids moléculaire : 74.55
• Beilstein: 1711999
• Numéro MDL: MFCD00011360
• Code UNSPSC : 41116107
• Nomenclature NACRES : NA.24

Propriétés

• Qualité: certified reference material
• Niveau de qualité: 300
• Gamme de produits: Certipur^®
• pH: 7 (20 °C in H₂O)
• pb: 100 °C/1013 hPa
• Application(s): environmental
• Format: single component solution
• Température de stockage: 2-8°C
• Chaîne SMILES: [Cl-].[K+]
• InChI: 1S/ClH.K/h1H;/q;+1/p-1
• Clé InChI: WCUXLLCKKVVCTQ-UHFFFAOYSA-M

Description

Description générale

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.

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.

This certified reference material (CRM) is produced in accordance with ISO 17034 and characterized in accordance with ISO/IEC 17025. This CRM is traceable to SI unit kg and measured against primary material from an NMI, e.g. NIST.


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


Download your certificate at  documents to view certified values, including uncertainty and expiry date.

Application

Potassium chloride solution is a certified reference material intended for use in aqueous solution as a calibration standard for the measurement of the conductivity cell constant or as a control sample.

Remarque sur l'analyse

Electrical conductivity (25 °C): 1.39 - 1.43 mS/cm

Autres remarques

For a complete product listing of our ICP and AAS range, including technical information and example certificates, please visit ICP & AAS standards website .

For detailed information for our newly launched Conductivity Standards check the flyer: Commitment to Quality: Elevating ^®Standards to Certified Reference Material

Informations légales

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

Informations sur la sécurité

• Code de la classe de stockage: 12 - Non Combustible Liquids
• Classe de danger pour l'eau (WGK): nwg
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable