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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 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 1721 Southern Oceanic Air (Ambient Nominal Amount-of-Substance Fraction: Carbon Dioxide, Methane, Nitrous Oxide)
National Institute of Standards and Technology —
Standard Reference Material-1721: Southern Oceanic Air. Ambient Nominal Amount of Substance Fraction for Carbon Dioxide, Methane & Nitrous Oxide. This Standard... -
Federal
SRM 2776 Sulfur in Furnace Coke
National Institute of Standards and Technology —
Standard Reference Material 2776 Sulfur in Furnace Coke - This Standard Reference Material (SRM) is intended primarily for use in the evaluation of test methods and... -
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 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 1632e Trace Elements in Coal (Bituminous)
Department of Commerce —
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 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 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 3252 Protein Drink Mix
National Institute of Standards and Technology —
SRM 3252 Protein Drink Mix - This Standard Reference Material (SRM) is intended primarily for validation of methods for determining proximates, fatty acids,... -
Federal
Certified values of iodine in CRMs of food matrices in mg/kg units. The uncertainties are expanded uncertainties at approximately 95% confidence.
Department of Commerce —
A comparison of the expanded uncertainty for certified values of iodine in food matrix CRMs. The CRMS were found by searching The European Virtual Institute for... -
Federal
SRM 2718a Green Petroleum Coke
National Institute of Standards and Technology —
Standard Reference Material 2718a Green Petroleum Coke - This Standard Reference Material (SRM) is intended primarily for use in the calibration of apparatus and the... -
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 2384 Baking Chocolate
Department of Commerce —
SRM 2384 Baking Chocolate - This Standard Reference Material (SRM) is intended primarily for use in validating methods for determining proximates, fatty acids,... -
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 3184 Bromide Anion (Br-) Standard Solution
Department of Commerce —
This Standard Reference Material (SRM) is intended as a primary calibration standard for the quantitative determination of bromide using anion ion chromatography (IC)... -
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 3287 Blueberry (Fruit)
National Institute of Standards and Technology —
SRM 3287 Blueberry (Fruit). This Standard Reference Material (SRM) is intended primarily for use in validating analytical methods for the determination of organic... -
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 3281 Cranberry (Fruit)
Department of Commerce —
SRM 3281 Cranberry (Fruit) - This Standard Reference Material (SRM) is intended primarily for use in validating analytical methods for the determination of organic...