00000nam 2200000zi 4500 9.875912 CaOODSP 20241203113650 m o d f cr bn||||||||| 190705s1994 onca ob f000 0 eng d CaOODSP eng rda CaOODSP eng fre n-cn--- En13-5/94-81E-PDF Li, W. C., author. CEPA national interlaboratory comparison study (CP-3) : analysis of dioxins and furans in sediment extracts / W.C. Li and A.S.Y. Chau. Burlington, Ontario : Aquatic Ecosystem Protection Branch, National Water Research Institute, [1994] 1 online resource (4 unnumbered pages, 11 pages, 30 unnumbered pages) : illustrations. text txt rdacontent computer c rdamedia online resource cr rdacarrier NWRI contribution ; no. 94-81 Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (pages 10-11). "As part of the quality assurance program under the auspices of the Canadian Environmental Protection Act (CEPA), an interlaboratory comparison study (CP-3) for analysis of dioxins and furans in sediment extracts was designed and conducted by the Quality Assurance Group at the National Water Research Institute. Ten laboratories were sent five test samples. Each laboratory was requested to analyze 2,3,7,8-TCDD and 2,3,7,8-TCDF, and tetra-, penta-, hexa-, hept-, and octachlorinated dibenzo-p-dioxins and dibenzofurans; each homoloque group in total in all test samples. Surrogate recoveries were also requested. Seven out of ten laboratories submitted results"--Abstract. Includes management perspective and abstract in French. gccst Sediments gccst Pollutants Chau, A. S. Y. (Alfred Shun-Yuen), 1941- author. Canada. Environment Canada. National Water Research Institute (Canada). Aquatic Ecosystem Protection Branch. NWRI contribution ; no. 94-81. (CaOODSP)9.844121 PDF 2.79 MB https://publications.gc.ca/collections/collection_2019/eccc/en13-5/En13-5-94-81-eng.pdf