Chromium standard solution ยี่ห้อ Sigma

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ICP & AAS standards

DESCRIPTION

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

Chromium standard solution may be used as a calibration standard in the determination of chromium in moisturizing creams by graphite furnace atomic absorption spectroscopy.[1]

Analysis Note

1000 mg/L Cr in 0.5 mol/L HNO₃, prepared with high-purityCr(NO₃)₃, HNO₃, and water

Other Notes

For a complete product listing of our Certipur^® range of CRMs for ICP and AAS, technical information, and example certificates please visit our ICP & AAS standards website

Legal Information

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