General description
This Standard Reference Material (SRM) is intended for use as a primary calibration standard for the quantitative determination of holmium. A unit of SRM 3123a consists of five 10 mL sealed borosilicate glass ampoules of an acidified aqueous solution prepared gravimetrically from high-purity holmium oxide to contain a known mass fraction of holmium. The solution contains nitric acid at a volume fraction of approximately 10 %. For more information, please refer to the COA and SDS.
SRM 3123A_cert
SRM 3123A_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.
Holmium (Ho)
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

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