1.19779
Chromium standard solution
traceable to SRM from NIST Cr(NO₃)₃ in HNO₃ 0.5 mol/l 1000 mg/l Cr Certipur®
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Synonym(s):
Chromium Calibration Standard for ICP/AAS
UNSPSC Code:
41116107
NACRES:
NA.24
Recommended Products
grade
certified reference material
Quality Level
Agency
suitable for EPA 200.7
suitable for EPA 200.8
product line
Certipur®
technique(s)
AAS: suitable
pH
0.5 (20 °C in H2O)
density
1.015 g/cm3 at 20 °C
application(s)
industrial qc
pharmaceutical
format
single component solution
storage temp.
15-25°C
Related Categories
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.
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.
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
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Met. Corr. 1 - Skin Irrit. 2
WGK
nwg
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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Determination of Cr and Mn in moisturizing creams by graphite furnace atomic absorption spectrometry through direct introduction of the samples in the form of emulsions
de Paula C, et al.
Microchemical Journal, Devoted to the Application of Microtechniques in All Branches of Science, 127, 1-6 (2016)
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