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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 1632d Trace Elements in Coal (Bituminous)
National Institute of Standards and Technology —
Standard Reference Material 1632d Trace Elements in Coal (Bituminous) - This Standard Reference Material (SRM) is intended primarily for use in the evaluation of... -
Federal
SRM 2689 Coal Fly Ash
National Institute of Standards and Technology —
Standard Reference Material 2689 Coal Fly Ash - This Standard Reference Material (SRM) is intended for use in the evaluation of analytical methods used for the... -
Federal
SRM 1635a Trace Elements in Coal (Subbituminous)
National Institute of Standards and Technology —
SRM 1635a Trace Elements in Coal (Subbituminous) - This Standard Reference Material (SRM) is intended primarily for the evaluation of techniques used in the analysis... -
Federal
SRM 999c Potassium Chloride (High-Purity Chemical)
National Institute of Standards and Technology —
This Standard Reference Material (SRM) is intended for use as an analytical standard of known potassium (K) and chloride (Cl-) content. This lot of potassium chloride... -
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... -
Federal
SRM 1632e Trace Elements in Coal (Bituminous)
National Institute of Standards and Technology —
SRM 1632e Trace Elements in Coal (Bituminous) - This Standard Reference Material (SRM) is intended primarily for use in the evaluation of techniques used in the... -
Federal
SRM 3185 Nitrate Anion (NO3-) Standard Solution
National Institute of Standards and Technology —
This Standard Reference Material (SRM) is intended as a primary standard for the quantitative determination of nitrate using anion ion chromatography (IC) or other... -
Federal
Isotopic ratios and element concentrations of U-Pb and Sm-Nd for scheelite petrochronology
Department of the Interior —
Instrument, standard, and sample data from application of in situ laser ablation-inductively coupled plasma-mass spectrometry (LA-ICPMS) dating of scheelite in thin... -
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
SRM 2775 Sulfur in Foundry Coke
National Institute of Standards and Technology —
Standard Reference Material 2775 Sulfur in Foundry Coke - This Standard Reference Material (SRM) is intended primarily for use in the evaluation of test methods and... -
Federal
SRM 2684c Bituminous Coal (Nominal Mass Fraction 3 % Sulfur)
National Institute of Standards and Technology —
Standard Reference Material 2684c Bituminous Coal (Nominal Mass Fraction 3 % Sulfur) - This Standard Reference Material (SRM) is intended primarily for use in the... -
Federal
SRM 2690 Coal Fly Ash
National Institute of Standards and Technology —
Standard Reference Material 2690 Coal Fly Ash - This Standard Reference Material (SRM) is intended for use in the evaluation of analytical methods used for the... -
Federal
SRM 194a Ammonium Dihydrogen Phosphate
National Institute of Standards and Technology —
SRM 194a Ammonium Dihydrogen Phosphate - This Standard Reference Material (SRM) is a highly purified and homogeneous lot of crystalline ammonium dihydrogen phosphate... -
Federal
NIST MEMS Calculator - SRD 166
National Institute of Standards and Technology —
This MEMS Calculator determines the following thin film properties from data taken with an optical interferometer or comparable instrument: a) residual strain from... -
Federal
Data for "Preparing for 6G: Developing best practices and standards for industrial measurements of low-loss dielectrics"
National Institute of Standards and Technology —
Data for "Preparing for 6G: Developing best practices and standards for industrial measurements of low-loss dielectrics" -
Federal
SRM 2387 Peanut Butter
National Institute of Standards and Technology —
SRM 2387 Peanut Butter - This Standard Reference Material (SRM) is intended primarily for use in validating methods for determining proximates, fatty acids, calories,... -
Federal
SRM 2384 Baking Chocolate
National Institute of Standards and Technology —
SRM 2384 Baking Chocolate - This Standard Reference Material (SRM) is intended primarily for use in validating methods for determining proximates, fatty acids,... -
Federal
SRM 200b Potassium Dihydrogen Phosphate (Fertilizer Standard)
National Institute of Standards and Technology —
Standard Reference Material 200b Potassium Dihydrogen Phosphate (KH2PO4) - This Standard Reference Material (SRM) is a highly purified and homogeneous lot of... -
Federal
SRM 3290 Dry Cat Food
National Institute of Standards and Technology —
SRM 3290 Dry Cat Food - This Standard Reference Material (SRM) is intended primarily for use in validating methods for determining proximates, fatty acids, vitamins,...