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Key Documents

NIST2640A

Carbon monoxide in nitrogen

NIST® SRM® 2640a, nominal 2% mol/mol

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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

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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

signalword

Danger

Hazard Classifications

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

Storage Class

2A - Gases

wgk_germany

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable


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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