50334

Tungsten Standard for ICP

TraceCERT^®, 1 g/L W in nitric acid and hydrofluoric acid (nominal concentration)

• Sinonimo/i: Tungsten ICP Calibration Standard
• Codice UNSPSC: 41116107
• NACRES: NA.24

Proprietà

• Grado: certified reference material; TraceCERT^®
• Livello qualitativo: 300
• Nome Commerciale: TraceCERT^®
• Concentrazione: 1 g/L W in nitric acid and hydrofluoric acid (nominal concentration)
• tecniche: ICP: suitable
• applicazioni: industrial qc; pharmaceutical
• Formato: single component solution

Descrizione

Descrizione generale

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, date of expiry, and detailed information about trace impurities.

Applicazioni

Tungsten Standard for ICP has been used as a standard stock solution in the determination of tungsten concentration in bulk drugs and intermediates using high performance liquid chromatography combined with inductively coupled plasma mass spectrometry method (HPLC-ICP-MS).

Risultati analitici

1 g/L W in 5% nitric acid and 2% hydrofluoric acid, prepared with high purity W metal, HNO₃, HF, and water

Altre note

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

Note legali

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

Informazioni sulla sicurezza

• Pittogrammi: GHS06,GHS05
• Avvertenze: Danger
• Indicazioni di pericolo: H290,H301 + H311,H314,H332
• Consigli di prudenza: P234 - P261 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Classi di pericolo: Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Acute Tox. 4 Inhalation - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B
• Rischi supp: EUH071
• Codice della classe di stoccaggio: 6.1B - Non-combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• Classe di pericolosità dell'acqua (WGK): WGK 1
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable
• Dispositivi di protezione individuale: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter