-
Federal
SRM 3949 Folate Vitamers in Frozen Human Serum
National Institute of Standards and Technology —
Standard Reference Material 3949 Folate Vitamers in Frozen Human Serum -
Federal
SRM 909c Frozen Human Serum
National Institute of Standards and Technology —
Standard Reference Material 909c Frozen Human Serum - This Standard Reference Material (SRM) is intended primarily for use in validating analytical methods for the... -
Federal
RGTM 10169
National Institute of Standards and Technology —
NIST developed a reference material consisting of synthetic fragments of the SARS-CoV-2 virus RNA, which is the target of molecular diagnostic tests. These RNA... -
Federal
SRM 1950 Metabolites in Frozen Human Plasma
National Institute of Standards and Technology —
SRM 1950 Metabolites in Frozen Human Plasma - This Standard Reference Material (SRM) is intended primarily for validation of methods for determining metabolites such... -
Federal
SRM 972a Vitamin D Metabolites in Frozen Human Serum
National Institute of Standards and Technology —
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... -
Federal
SRM 2973 Vitamin D Metabolites in Frozen Human Serum (High Level)
National Institute of Standards and Technology —
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... -
Federal
SRM 2950a Respirable Alpha Quartz on Filter Media (Nominal Mass of Alpha Quartz: 5 µg to 500 µg)
National Institute of Standards and Technology —
SRM 2950a Respirable Alpha Quartz on Filter Media (Nominal Mass of Alpha Quartz: 5 µg to 500 µg) - This Standard Reference Material (SRM) is intended primarily for...