Calcium 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
The calcium standard solution may find its following use:
To determine metals in milk samples using flame atomic absorption spectroscopy (FAAS) and complexometric titration with EDTA[1] Estimation of calcium in grape must and base wine by fourier transform near-infrared (FT-NIR) spectroscopy[2] In the method development to determine calcium, magnesium, potassium, iron, copper, zinc, manganese and phosphorus in bread samples by microwave plasma-atomic emission spectrometry (MIP-AES)[3] Validation of an alternative method to measure calcium and magnesium in biological fluids[4] Determination of calcium and zinc in gluconate oral solutions and blood samples by liquid cathode glow discharge-atomic emission spectroscopy (LCGD-AES)[5] Development and validation of an inductively coupled plasma-atomic emission spectroscopy (ICP-AES) based method to determine trace elements in vinegar[6]

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.

In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website.
Legal Information
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany