氮中二氧化碳

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. This SRM is intended for the calibration of instruments used for carbon dioxide determinations and for other applications. For more information, please refer to the SDS and COA.

SRM 2745_cert

SRM 2745_SDS

Example analytes are listed below as a reference. Please download a current certificate at nist.gov/SRM for current analytes and certified values.
Carbon Dioxide (CO₂)

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

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