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1.19785

Supelco

Cobalt standard solution

traceable to SRM from NIST Co(NO₃)₂ in HNO₃ 0.5 mol/l 1000 mg/l Co Certipur®

Synonym(s):

Nota 1 A

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About This Item

UNSPSC Code:
41116107

Agency

suitable for EPA 200.7
suitable for EPA 200.8

Quality Level

300

product line

Certipur®

technique(s)

AAS: suitable

pH

0.5 (20 °C in H2O)

density

1.014 g/cm3 at 20 °C

format

single component solution

storage temp.

15-25°C

Related Categories

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.

Application

Cobalt standard solution may be used as a calibration standard in the determination of cobalt in marine water by flow injection- chemiluminescence (FI-CL) technique.

Analysis Note

1000 mg/L Co in 0.5 mol/L HNO3, prepared with high-purityCo(NO3)2, HNO3, and water

Other Notes

Blocked in the US and Canada due to regulatory reasons
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

Pictograms

CorrosionHealth hazard
GHS05,GHS08

Signal Word

Danger

Hazard Classifications

Aquatic Chronic 3 - Carc. 1B - Eye Irrit. 2 - Met. Corr. 1 - Repr. 1B - Skin Irrit. 2

Storage Class Code

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH SVHC Candidate List

CAS No.

EU REACH Annex XVII (Restriction List)

CAS No.

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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Protocols

Cobalt in Wastewater from Printing Plates, Print Materials, and Graphic Products

Analytical method – Cobalt in wastewater from printing plates, print materials, and graphic products, Photometric determination with Nitroso-R-Salt

Cobalt in Wastewater from Ceramics Production

Analytical method – Cobalt in wastewater from production of ceramics, Photometric determination with Nitroso-R-Salt

Cobalt in Wastewater from metal-processing and metal-working Processes

Analytical method – Cobalt in wastewater from metal-processing and metal-working processes, Photometric determination with Nitroso-R-Salt

Cobalt in Wastewater from Inorganic Pigments

Analytical method – Cobalt in wastewater from inorganic pigments, photometric determination with Nitroso-R-Salt

See All

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