Copper standard

Analysis Note
1000 mg Cu in H2O, prepared with high-purity CuCl2 and water.
Application
Copper standardcan be used as a calibration standard for thedetermination of copper in scalp hair using electrothermal atomic absorptionspectrometry (ET-AAS) [1] The Copper Standard can serve as a reference standard for calibrating instruments used in flame atomic absorption spectrometry (FAAS)[2] Features and Benefits
Titrisol® offers a wide range of concentrated single-element standards.
Dilute the concentrated solution to achieve the desired standard concentration.
Directly traceable to standard reference materials (SRM) from the National Institute of Standards and Technology (NIST).
Supplied in easy-to-handle plastic ampoules.
Accompanied with a batch-specific certificate of analysis (COA) containing information on the NIST batch and minimum shelf life.
Provides reliable and reproducible results.
General description
In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website. Download your certificate at https://www.sigmaaldrich.com/US/en/documents-search?tab=coa to view certified values, including uncertainty and expiry date.
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 .
Legal Information
Titrisol is a registered trademark of Merck KGaA, Darmstadt, Germany