Quality Segment
product line
TraceCERT®
grade
certified reference material, TraceCERT®
concentration
1 g/L W in nitric acid and hydrofluoric acid (nominal concentration)
technique(s)
ICP: suitable
application(s)
industrial qc
pharmaceutical
format
single component solution
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.
Search & download your certificate here.
Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.
Search & download your certificate here.
Application
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).
Analysis Note
1 g/L W in 5% nitric acid and 2% hydrofluoric acid, prepared with high purity W metal, HNO3, HF, 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
存储类别
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
signalword
Danger
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Acute Tox. 4 Inhalation - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B
supp_hazards
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter