• Organization: National Institute of Standards and Technology
• Updated: 2021-06-02 00:00:00

SRM 2969 Electronic files containing certified values and their uncertainties, and the data used to assign those values

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• Organization: National Institute of Standards and Technology
• Updated: 2021-06-02 00:00:00

Electronic files containing certified values and their uncertainties, and the data used to assign those values.

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• +4 more

• Organization: National Institute of Standards and Technology
• Updated: 2017-01-05 00:00:00

SRM 972a Vitamin D Metabolites in Frozen Human Serum - This Standard Reference Material (SRM) is intended for use as an accuracy control in the critical evaluation of methods for determining the...

• Organization: National Institute of Standards and Technology
• Updated: 2017-01-05 00:00:00

SRM 2973 Vitamin D Metabolites in Frozen Human Serum (High Level) - This Standard Reference Material (SRM) is intended for use as an accuracy control in the critical evaluation of methods for...