96665

Potassium Standard for AAS

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

• Synonyma: Potassium Atomic Absorption Standard
• UNSPSC Code: 41116107
• NACRES: NA.24

Vlastnosti

• grade: certified reference material; TraceCERT^®
• Quality Level: 300
• product line: TraceCERT^®
• concentration: 1 g/L K in nitric acid (nominal concentration)
• technique(s): AAS: suitable
• application(s): industrial qc; pharmaceutical
• format: single component solution

Popis

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

Potassium standard has been used as a calibration standard to determine the concentration of potassium present in minced beef using atomic absorption spectrophotometry(AAS).

Analysis Note

1 g/L K in 2% nitric acid, prepared with high purity KNO₃, 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

Bezpečnostní informace

• pictograms: GHS05
• signalword: Warning
• hcodes: H290,H315,H319
• pcodes: P234 - P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313
• Hazard Classifications: Eye Irrit. 2 - Met. Corr. 1 - Skin Irrit. 2
• Storage Class: 8B - Non-combustible corrosive hazardous materials
• wgk_germany: nwg
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter