• Organization: National Institute of Standards and Technology
• Updated: 2015-09-04 00:00:00

Standard Reference Material 909c Frozen Human Serum - This Standard Reference Material (SRM) is intended primarily for use in validating analytical methods for the determination of specified...

• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-10

This data set contains monthly values of the total exposed land area of seasonally frozen ground and annual values for intermittently frozen ground in the Northern Hemisphere. Seasonally frozen...

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• Organization: National Institute of Standards and Technology
• Updated: 2015-08-21 00:00:00

Standard Reference Material 3949 Folate Vitamers in Frozen Human Serum

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-10

This dataset documents a nine-year study to investigate the seasonal and annual dynamics of frozen ground and explore the relationship with environmental factors. The presence/absence of frozen...

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• Organization: National Institute of Standards and Technology
• Updated: 2017-01-05 00:00:00

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 for determining the...

• Organization: Department of the Interior
• Updated: 2024-01-22T00:00:00Z

Depth to frozen soil measurements taken by a variety of collaborators at the Alaskan Peatland EXeriment (APEX) bog/permafrost plateau site. Data is from 2018 - 2023.

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• Organization: National Institute of Standards and Technology
• Updated: 2017-01-05 00:00:00

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 of methods for...

• Organization: National Institute of Standards and Technology
• Updated: 2015-09-04 00:00:00

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 acids, electrolytes,...

• Organization: U.S. Environmental Protection Agency
• Updated: 2022-05-17

Results of biochemical methane potential (BMP) assay on frozen and unfrozen synthetic feces. Accompanying data, such as modeled energy demands are reported. This dataset is associated with the...

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• Organization: National Institute of Standards and Technology
• Updated: 2016-09-02 00:00:00

SRM 3669 Arsenic Species in Frozen Human Urine (Elevated Levels) - This Standard Reference Material (SRM) is intended primarily for validating analytical methods and measurements for the...

• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

An improved method of marinating and reconstituting meat from trims of fish, poultry, pork, beef or the like comprises the steps of freezing the trims, adding marinade to the frozen trims and...

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• Organization: National Institute of Standards and Technology
• Updated: 2017-01-06 00:00:00

SRM 3672 Organic Contaminants in Smokers' Urine (Frozen) - This Standard Reference Material (SRM) is intended for use in evaluating analytical methods for the determination of selected...

• Organization: National Institute of Standards and Technology
• Updated: 2017-01-06 00:00:00

SRM 3673 Organic Contaminants in Non-Smokers' Urine (Frozen) - This Standard Reference Material (SRM) is intended for use in evaluating analytical methods for the determination of selected...

• Organization: Department of Agriculture
• Updated: 2017-01-24

This report presents results from a pre/post study comparing the fall of 2014 with the spring of 2015, to evaluate the impacts of a Pilot project under which States had the option to serve canned,...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-10

This dataset includes maps of the locations and number of methane ebullition hotspots in 15 frozen lakes in the southern portion of the Goldstream Valley and the surrounding landscape just north...

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• Organization: Department of the Interior
• Updated: 2020-10-16T00:00:00Z

The distribution of permafrost in cold regions is subject to temporal and spatial changes influenced by climate, landscape disturbance, and ecosystem succession. Remote sensing from airborne and...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-10

This data set contains modeled daily thaw depth and freezing depth for the Arctic terrestrial drainage basin. Thaw and freezing depths were calculated over the study area with a resolution of 25...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-10

This data set includes digital versions of 'The Map of Geocryological Regionalization and Classification in China' from Geocryology in China by Y. Zhou, D. Guo, G. Qiu, G. Cheng, and S. Li....

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-10

The map of Geocryology and Geocryological Zonation of Mongolia was derived from the National Atlas of Mongolia (Sodnom and Yanshin, 1990). The data set depicts the distribution and general...

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• Organization: Department of the Interior
• Updated: 2020-08-31T00:00:00Z

Permafrost (perennially frozen) and active-layer (seasonally thawed) soils varying in soil carbon (C) and nitrogen (N) content and radiocarbon age were collected from three sites in interior...

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