Skip to Content
Merck
All Photos(1)

Key Documents

NIST2640A

Carbon monoxide in nitrogen

NIST® SRM® 2640a, nominal 2% mol/mol

Sign Into View Organizational & Contract Pricing


About This Item

UNSPSC Code:
41116107
NACRES:
NA.24

grade

certified reference material

Quality Level

packaging

pkg of cylinder

manufacturer/tradename

NIST®

application(s)

air monitoring
environmental

format

mixture

Looking for similar products? Visit Product Comparison Guide

General description

This Standard Reference Material (SRM) is a primary gas mixture for which the amount-of-substance fraction, expressed as concentration, may be related to secondary working standards. The SRM is intended for the calibration of instruments used for carbon monoxide determinations and for other applications. For more information, please refer to the SDS and COA.

SRM 2640A_cert

SRM 2640A_SDS

Other Notes

Example analytes are listed below as a reference. Please download a current certificate at nist.gov/SRM for current analytes and certified values.
Carbon monoxide (CO)

See certificate for values and more details at nist.gov/SRM.

Legal Information

NIST is a registered trademark of National Institute of Standards and Technology
SRM is a registered trademark of National Institute of Standards and Technology

Pictograms

Gas cylinderHealth hazard

Signal Word

Danger

Hazard Statements

Hazard Classifications

Press. Gas Liquefied gas - Repr. 1B - STOT RE 1

Storage Class Code

2A - Gases

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Sorry, we don't have COAs for this product available online at this time.

If you need assistance, please contact Customer Support.

Already Own This Product?

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

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service