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SRM 3669 Arsenic Species in Frozen Human Urine (Elevated Levels)
SRM 3669 Arsenic Species in Frozen Human Urine (Elevated Levels) - This Standard Reference Material (SRM) is intended primarily for validating analytical methods and... -
Datasets from an interlaboratory comparison to characterize a multi-modal pol...
These four data files contain datasets from an interlaboratory comparison that characterized a polydisperse five-population bead dispersion in water. A more detailed version of... -
SRM 1950 Metabolites in Frozen Human Plasma
SRM 1950 Metabolites in Frozen Human Plasma - This Standard Reference Material (SRM) is intended primarily for validation of methods for determining metabolites such as fatty... -
SRM 2378 Fatty Acids in Human Serum
Donor serum for SRM 2378 was collected from three groups of individuals: (level 1) three healthy donors who took 1000 mg/day of fish oil supplements for a minimum of one month... -
NIST Micronutrients Measurement Quality Assurance Program Winter and Summer 2...
The Micronutrients Measurement Quality Assurance Program (MMQAP) was coordinated by the Chemical Sciences Division and supported measurement technology for selected fat- and... -
SRM 2950a Respirable Alpha Quartz on Filter Media (Nominal Mass of Alpha Quar...
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 the... -
SRM 909c Frozen Human Serum
Standard Reference Material 909c Frozen Human Serum - This Standard Reference Material (SRM) is intended primarily for use in validating analytical methods for the determination... -
Datasets from an interlaboratory comparison to characterize a multi-modal pol...
These four data files contain datasets from an interlaboratory comparison that characterized a polydisperse five-population bead dispersion in water. A more detailed version of... -
SRM 2973 Vitamin D Metabolites in Frozen Human Serum (High Level)
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... -
SRM 1950 Metabolites in Frozen Human Plasma
SRM 1950 Metabolites in Frozen Human Plasma - This Standard Reference Material (SRM) is intended primarily for validation of methods for determining metabolites such as fatty... -
FIB SEM image data set of Caenorhabditis elegans exposed to 60 nm Au nanopart...
This folder contains image data sets from 14 separate serial sectioning sessions. The entire data folder consists of 1379 8 bit tif images and is 47.3 GB in size. Serial... -
NIST Micronutrients Measurement Quality Assurance Program Winter and Summer 2...
The Micronutrients Measurement Quality Assurance Program (MMQAP) was coordinated by the Chemical Sciences Division and supported measurement technology for selected fat- and... -
SRM 3163 Tungsten (W) Standard Solution, Lot No. 140606
This Standard Reference Material (SRM) is intended for use as a primary calibration standard for the quantitative determination of tungsten. A unit of SRM 3163 consists of 50 mL... -
SRM 2378 Fatty Acids in Human Serum
Donor serum for SRM 2378 was collected from three groups of individuals: (level 1) three healthy donors who took 1000 mg/day of fish oil supplements for a minimum of one month... -
FIB SEM image data set of Caenorhabditis elegans exposed to 60 nm Au nanopart...
This folder contains image data sets from 14 separate serial sectioning sessions. The entire data folder consists of 1379 8 bit tif images and is 47.3 GB in size. Serial... -
SRM 3163 Tungsten (W) Standard Solution, Lot No. 140606
This Standard Reference Material (SRM) is intended for use as a primary calibration standard for the quantitative determination of tungsten. A unit of SRM 3163 consists of 50 mL... -
NIST DART-MS Forensics Database (is-CID)
The NIST DART-MS Forensics Database is an evaluated collection of in-source collisionally-induced dissociation (is-CID) mass spectra of compounds of interest to the forensics... -
SRM 3949 Folate Vitamers in Frozen Human Serum
Standard Reference Material 3949 Folate Vitamers in Frozen Human Serum -
SRM 972a Vitamin D Metabolites in Frozen Human Serum
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...