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50334

Tungsten Standard for ICP

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

Synonym(s):

Tungsten ICP Calibration Standard

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About This Item

NACRES:
NA.24
UNSPSC Code:
41116107
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Quality Segment

300

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.

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

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

pictograms

Skull and crossbonesCorrosion
GHS06,GHS05

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

EUH071

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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