1.19778

Calcium standard solution

traceable to SRM from NIST Ca(NO₃)₂ in HNO₃ 0.5 mol/l 1000 mg/l Ca Certipur^®

• Synonyme(s) : Calcium reference standard solution for ICP/AAS
• Code UNSPSC : 41116107
• Nomenclature NACRES : NA.24

Propriétés

• Qualité: certified reference material
• Niveau de qualité: 300
• Agence: suitable for EPA 200.7
• Gamme de produits: Certipur^®
• Concentration: 1000 mg/L Ca in nitric acid
• Technique(s): AAS: suitable
• pH: 0.5 (20 °C in H₂O)
• Densité: 1.014 g/cm³ at 20 °C
• Application(s): industrial qc; pharmaceutical
• Format: single component solution
• Température de stockage: 15-25°C

Description

Description générale

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

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
• Estimation of calcium in grape must and base wine by fourier transform near-infrared (FT-NIR) spectroscopy
• 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)
• Validation of an alternative method to measure calcium and magnesium in biological fluids
• Determination of calcium and zinc in gluconate oral solutions and blood samples by liquid cathode glow discharge-atomic emission spectroscopy (LCGD-AES)
• Development and validation of an inductively coupled plasma-atomic emission spectroscopy (ICP-AES) based method to determine trace elements in vinegar

Autres remarques

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

Informations légales

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

Informations sur la sécurité

• Pictogrammes: GHS05
• Mention d'avertissement: Warning
• Mentions de danger: H290,H315,H319
• Conseils de prudence: P234 - P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313
• Classification des risques: Eye Irrit. 2 - Met. Corr. 1 - Skin Irrit. 2
• Code de la classe de stockage: 8B - Non-combustible corrosive hazardous materials
• Classe de danger pour l'eau (WGK): nwg
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable