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1.19785

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

NACRES:
NA.24
UNSPSC Code:
41116107
Technical Service
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grade

certified reference material

Quality Segment

300

agency

suitable for EPA 200.7, suitable for EPA 200.8

product line

Certipur®

concentration

1000 mg/L Co in 0.5 M HNO3

technique(s)

AAS: suitable

pH

0.5 (20 °C in H2O)

density

1.014 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 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

Health hazardCorrosion
GHS08,GHS05

signalword

Danger

Hazard Classifications

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

Storage Class

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.

10141-05-6

CAS No.

10141-05-6

CAS No.

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Certificates of Analysis (COA)

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