1.70364
Standard ICP wolframu
traceable to SRM from NIST (NH4)2WO4 in H2O 1000 mg/l W Certipur®
Synonim(y):
Standard kalibracji wolframu dla ICP
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Informacje o tej pozycji
NACRES:
NA.24
UNSPSC Code:
41116107
Pomoc techniczna
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certified reference material
Quality Segment
product line
Certipur®
concentration
1000 mg/L W in water
technique(s)
ICP: suitable
density
1.000 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, date of expiry, and detailed information about trace impurities.
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.
Application
Tungsten ICP standard is a suitable calibration standard for elemental analysis by Inductively Coupled Plasma (ICP) technique.
Analysis Note
1000 mg/L W in H2O, prepared withhigh-purity (NH4)2WO4 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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Klasa składowania
12 - Non Combustible Liquids
wgk
WGK 1
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