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Analysis Note
1 g/L Cr in 2% nitric acid, prepared with high purity (NH4)2Cr2O7, HNO3 and water
Application
The chromium standard can be used to prepare calibration solutions for accurate quantification of chromium levels in biological samples, such as whole blood.[1]
General description
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.
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Download your certificate at https://www.sigma-aldrich.com to view certified values, including uncertainty, date of expiry, and detailed information about trace impurities.
Other Notes
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Detailed information on our complete workflow solutions for ICP-AAS can be found in our Brochure: High-Purity Chemicals for Inorganic Trace Analysis.
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Legal Information
TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany
