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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.
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.
Application
Zinc standard may be used as standard in acetylene–air flame AAS (Atomic Absorption Spectrophotometer) for determining the cadmium and zinc metal concentration from moss sample solutions.[1]
Analysis Note
1 g/L Zn in 2% nitric acid, prepared with high purity Zn metal, HNO3 and water
Other Notes
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
Legal Information
TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany
