42992

Magnesium Standard for AAS

TraceCERT^®, 1 g/L Mg in nitric acid (nominal concentration)

• Synonym(s): Magnesium nitrate hexahydrate
• Linear Formula: Mg(NO₃)₂ · 6 H₂O
• CAS Number: 13446-18-9
• Molecular Weight: 256.41
• UNSPSC Code: 41116107
• NACRES: NA.24

Properties

• grade: certified reference material; TraceCERT^®
• Quality Level: 300
• product line: TraceCERT^®
• concentration: 1 g/L Mg in nitric acid (nominal concentration)
• technique(s): AAS: suitable
• format: single component solution
• InChI: 1S/Mg.2NO3.6H2O/c;2*2-1(3)4;;;;;;/h;;;6*1H2/q+2;2*-1;;;;;;
• InChI key: MFUVDXOKPBAHMC-UHFFFAOYSA-N

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

Magnesium standard solution has been used in the determination of magnesium ions, which is present in sea -water, using atomic absorption spectrophotometry (AAS).

Analysis Note

1 g/L Mg in 2% nitric acid, prepared with high purity Mg(NO₃)₂, HNO₃ and water

Other Notes

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

Legal Information

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

Safety Information

• Pictograms: GHS05
• Signal Word: Warning
• Hazard Statements: H290 - H315 - H319
• Precautionary Statements: P234 - P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313
• Hazard Classifications: Eye Irrit. 2 - Met. Corr. 1 - Skin Irrit. 2
• Storage Class Code: 8B - Non-combustible, corrosive hazardous materials
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves