USGS reference materials

Fact Sheet 207-95
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Abstract

Every year in the United States, millions of measurements are made on the chemical composition of items that affect us on a daily basis. Determining the accuracy of these measurements is based on the analysis of appropriate reference materials whose composition was previously determined through rigorous testing. Today, reference materials help us evaluate the composition of the food we eat, medicine we use, soil we grow our crops in, and hundreds of other products that affect our everyday lives.
Publication type Report
Publication Subtype USGS Numbered Series
Title USGS reference materials
Series title Fact Sheet
Series number 207-95
DOI 10.3133/fs20795
Year Published 1995
Language English
Publisher U.S. Geological Survey
Contributing office(s) Denver Federal Center
Description 2 p.
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