Gold standard solution

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 https://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.
Application
Gold standard solution can be used as a calibration standard in elemental analysis by atomic absorption spectroscopy (AAS).
Analysis Note
Concentration β (Au)990 – 1010 mg/lDetermination method: ICP – OES
(traceable to NIST – SRM 3121a)
Accuracy of the method: +/- 5 mg/l
Other Notes
For a complete product listing of our ICP and AAS range, including technical information and example certificates, please visit ICP & AAS standards website.

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