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1610 results found

Data Central

Data provided by  National Telecommunications and Information Administration

Home to NTIA data and analysis on computer and Internet use in the United States. Since November 1994, NTIA has periodically sponsored data collections on Internet use and the devices Americans use to go online as a supplement to the Census Bureau’s annual Current Population Survey (CPS); analyzed the data; and reported the findings. In recent years, NTIA has also linked to the raw datasets on the Census Bureau website.

Tags: blog,census,cps,data central,

Modified: 2024-02-22

Views: 0

SRM 3235 Soy Milk

Data provided by  National Institute of Standards and Technology

SRM 3235 Soy Milk - This Standard Reference Material (SRM) is intended primarily for validation of methods for determining vitamins, elements, proximates, fatty acids, and amino acids in soy milk and similar materials. This SRM can also be used for quality assurance when assigning values to in-house reference materials. The SRM is a soy milk prepared by a commercial manufacturer. A unit of SRM 3235 consists of 10 ampoules, each containing approximately 10 mL of material. This data is public in the Certificate of Analysis for this material.

Tags: Standard Reference Material,SRM,SRM 3235,soy milk,soy,certified values,reference values,food,nutrition,dietary supplements,Food and Nutrition,

Modified: 2024-02-22

Views: 0

SRM 3252 Protein Drink Mix

Data provided by  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, cholesterol, vitamins, elements, and amino acids in protein drink mixes and similar materials. This SRM can also be used for quality assurance when assigning values to in-house reference materials. This data is public in the Certificate of Analysis for this material.

Tags: Standard Reference Material,SRM,SRM 3252,protein drink mix,certified values,reference values,food,nutrition,dietary supplements,Food and Nutrition,

Modified: 2024-02-22

Views: 0

SRM 3290 Dry Cat Food

Data provided by  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, elements, and amino acids in dry cat food and similar matrices. This SRM can also be used for quality assurance when assigning values to in-house control materials. This SRM is a blend of commercially available dry cat foods. A unit of SRM 3290 consists of five heat-sealed, aluminized pouches, each containing approximately 10 g of material. This data is public in the Certificate of Analysis for this material.

Tags: Standard Reference Material,SRM,SRM 3290,dry cat food,certified values,reference values,food,nutrition,Food and Nutrition,

Modified: 2024-02-22

Views: 0

SRM 3949 Folate Vitamers in Frozen Human Serum

Data provided by  National Institute of Standards and Technology

Standard Reference Material 3949 Folate Vitamers in Frozen Human Serum

Tags: Standard Reference Material,SRM,SRM 3949,Frozen Human Serum,certified values,reference values,folate vitamers,folates,folic acid,Biosciences and Health,

Modified: 2024-02-22

Views: 0

SRM 909c Frozen Human Serum

Data provided by  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 determination of specified constituents in human serum. This SRM can also be used for quality assurance when assigning values to in house control materials. A unit of SRM 909c consists of three vials, each containing 2 mL of frozen human serum. This data is public in the Certificate of Analysis for this material.

Tags: Standard Reference Material,SRM,SRM 909c,Frozen Human Serum,certified values,reference values,metabolites,electrolytes,Biosciences and Health,

Modified: 2024-02-22

Views: 0

SRM 972a Vitamin D Metabolites in Frozen Human Serum

Data provided by  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 methods for determining the amount-of-substance concentration of vitamin D metabolites in human serum. This SRM can also be used as a quality assurance tool for assigning values to in-house control materials for these constituents. This data is public in the Certificate of Analysis for this material.

Tags: Standard Reference Material,SRM,SRM 972a,Frozen Human Serum,certified values,reference values,Vitamin D Metabolites,25-hydroxyvitamin D3,25-hydroxyvitamin D2,3-epi-25-hydroxyvitamin D3,24R,25-dihydroxyvitamin D3,Biosciences and Health,

Modified: 2024-02-22

Views: 0

SRM 1950 Metabolites in Frozen Human Plasma

Data provided by  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 as fatty acids, electrolytes, vitamins, hormones, and amino acids in human plasma and similar materials. This SRM can also be used for comparison of measurement technologies used in metabolomic studies and for quality assurance when assigning values to in-house reference materials. This SRM is intended to represent "normal" human plasma.

Tags: Standard Reference Material,SRM,SRM 1950,human plasma,certified values,reference values,metabolites,Biosciences and Health,

Modified: 2024-02-22

Views: 0

SRM 2384 Baking Chocolate

Data provided by  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, calories, vitamins, elements, catechins, caffeine, and theobromine in baking chocolate and similar matrices. This SRM can also be used for quality assurance when assigning values to in-house reference materials. The SRM is baking chocolate prepared from 100 % cocoa beans by a manufacturer of baking chocolate and consists of a single production lot.

Tags: Standard Reference Material,SRM,SRM 2384,baking chocolate,certified values,reference values,food,nutrition,Food and Nutrition,

Modified: 2024-02-22

Views: 0

SRM 2387 Peanut Butter

Data provided by  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, vitamins, elements, amino acids, aflatoxins, and acrylamide in peanut butter and similar matrices. This SRM can also be used for quality assurance when assigning values to in-house reference materials. The SRM is a creamy peanut butter prepared by a manufacturer of peanut butter products. A unit of SRM 2387 consists of three jars of peanut butter containing 170 g each.

Tags: Standard Reference Material,SRM,SRM 2387,peanut butter,certified values,reference values,food,nutrition,Food and Nutrition,

Modified: 2024-02-22

Views: 0