This Standard Reference Material (SRM) is intended primarily for use in the analysis of waste, soils, sediments, or other materials of a similar matrix. SRM 2701 is a soil, heavily contaminated with chromite ore processing residue (COPR), that has been air-dried, sieved, radiation sterilized, and blended to achieve a high degree of homogeneity. All constituents in SRM 2701 for which certified, reference, and information values are provided were naturally present in the material before processing. keywords: environmental materials , soil/sediment , chromium speciation , speciation analysis
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