The National Institute of Standards and Technology (NIST) recently released SRM 1568c Rice Flour which has value assignments for over 30 analytes, including arsenic species. This material is intended to be used for the evaluation of methods for the determination of elements and arsenic species in this and similar matrices. The material was purchased from commercial vendors. Measurement results were obtained from NIST and interlaboratory comparison exercises. This document describes the material, sample preparations, results, and data analysis.
Document Citations
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Chicago
National Institute of Standards and Technology (NIST), Commerce Department. "Certification of Standard Reference Material 1568c Rice Flour". Government. Commerce Department, July 29, 2022. https://www.govinfo.gov/app/details/GOVPUB-C13-dd2531079df46705149d508421c4c420
APA
National Institute of Standards and Technology (NIST), Commerce Department. (2022, July 29). Certification of Standard Reference Material 1568c Rice Flour. [Government]. Commerce Department. https://www.govinfo.gov/app/details/GOVPUB-C13-dd2531079df46705149d508421c4c420
MLA
National Institute of Standards and Technology (NIST), Commerce Department. Certification of Standard Reference Material 1568c Rice Flour. Commerce Department, (29 Jul 2022), https://www.govinfo.gov/app/details/GOVPUB-C13-dd2531079df46705149d508421c4c420
Bluebook
National Institute of Standards and Technology (NIST), Commerce Department, Certification of Standard Reference Material 1568c Rice Flour, GovInfo, (July 29, 2022), https://www.govinfo.gov/app/details/GOVPUB-C13-dd2531079df46705149d508421c4c420
