Skip to Content
Merck
CN

Key Documents

View All Documentation

50334

Tungsten Standard for ICP

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

Synonym(s):

Tungsten ICP Calibration Standard

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

NACRES:
NA.24
UNSPSC Code:
41116107
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Quality Level

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

Regulatory Information

危险化学品
易制爆化学品

This item has

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

The determination of tungsten, molybdenum, and phosphorus oxyanions by high performance liquid chromatography inductively coupled plasma mass spectrometry
Wang T, et al.
Talanta, 72, 1828-1832 (2007)

Global Trade Item Number

SKUGTIN
50334-100ML04061832422732