Potassium Standard for ICP, 1 X 100 mL (68371-100ML)

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 a National Metrology Institute (NMI), e.g. NIST. Please visit ISO Certificates and Site Quality Self-Assessments to access the current certificates of accreditation. Download your certificate at https://www.sigma-aldrich.com to view certified values, including uncertainty, date of expiry, and detailed information about trace impurities. Potassium ICP standard is a suitablecalibration standard for elemental analysis by Inductively Coupled Plasma (ICP)technique. For a complete product listing of our TraceCERT® range of CRMs for ICP and AAS, technical information and example certificates, please visit our ICP & AAS standards website 10 g/L K in 5% nitric acid, prepared with high purity KNO₃, HNO₃ and water

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