Selenium in SeO2 has oxidation state +4. In 0.5 M HNO3, this oxidation state remains +4 for this product, under the specified conditions.
1.19796
Selenium standard solution
traceable to SRM from NIST SeO2 in HNO3 0.5 mol/l 1000 mg/l Se Certipur®
Sinónimos:
Selenium standard for aqueous matrices ready foruse
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| A ustedes/SKU | Disponibilidad | Precio |
|---|---|---|
100 mL | Póngase en contacto con nuestro Servicio de Atención al Cliente para disponibilidad | 48,40 € |
500 mL | Póngase en contacto con nuestro Servicio de Atención al Cliente para disponibilidad | 67,50 € |
Acerca de este artículo
NACRES:
NA.24
UNSPSC Code:
41116107
48,40 €
Póngase en contacto con nuestro Servicio de Atención al Cliente para disponibilidad
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certified reference material
Quality Segment
agency
suitable for EPA 200.7, suitable for EPA 200.8
product line
Certipur®
concentration
1000 mg/L Se in 0.5 M HNO3
technique(s)
AAS: suitable
pH
0.5 (20 °C in H2O)
density
1.013 g/cm3 at 20 °C
application(s)
industrial qc
pharmaceutical
format
single component solution
storage temp.
15-25°C
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.
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
Selenium standard solution may be used as a calibration standard in the determination of selenium in food by atomic absorption spectroscopy.
Analysis Note
1000 mg/L Se in 0.5 mol/L HNO3, prepared with high-puritySeO2, HNO3, and water
Other Notes
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
Legal Information
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
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Este artículo | |||
|---|---|---|---|
| grade certified reference material | grade analytical standard | grade - | grade - |
| technique(s) AAS: suitable | technique(s) AAS: suitable, ICP: suitable | technique(s) ion chromatography: suitable | technique(s) ion chromatography: suitable |
| format single component solution | format single component solution | format single component solution | format single component solution |
| application(s) industrial qc | application(s) industrial qc | application(s) environmental | application(s) environmental |
| product line Certipur® | product line Titrisol® | product line - | product line - |
| density 1.013 g/cm3 at 20 °C | density 1.03 g/cm3 at 20 °C | density 1.0 g/cm3 at 20 °C | density 0.999 g/cm3 at 20 °C |
signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Met. Corr. 1 - Skin Irrit. 2
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
Clase de almacenamiento
12 - Non Combustible Liquids
Certificados de análisis (COA)
Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»
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Oxidation state of selenium in SeO2 in HNO3 0.5 mol/l 1000 mg/l Se.
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