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®
Synonym(e):
Selenium standard for aqueous matrices ready foruse
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Über diesen Artikel
NACRES:
NA.24
UNSPSC Code:
41116107
Preise und Verfügbarkeit sind derzeit nicht verfügbar.
Technischer Dienst
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Unterstützung erhaltengrade
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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Dieser Artikel | ||
|---|---|---|
| description traceable to SRM from NIST SeO2 in HNO3 0.5 mol/l 1000 mg/l Se Certipur® | description 1000 mg Se, (SeO2 in HNO3) Titrisol® | description 1000 mg Fe, (FeCl3 in 15% HCl) Titrisol® |
| technique(s) AAS: suitable | technique(s) AAS: suitable, ICP: suitable | technique(s) AAS: suitable, ICP: suitable |
| grade certified reference material | grade analytical standard | grade analytical standard |
| format single component solution | format single component solution | format single component solution |
| agency suitable for EPA 200.7, suitable for EPA 200.8 | agency - | agency - |
| application(s) industrial qc | application(s) industrial qc | application(s) industrial qc |
| storage temp. 15-25°C | storage temp. 15-25°C | storage temp. 15-25°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
Lagerklasse
12 - Non Combustible Liquids
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Oxidation state of selenium in SeO2 in HNO3 0.5 mol/l 1000 mg/l Se.
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