00000nam 2200000zi 4500 9.873410 CaOODSP 20241203113649 m o d f cr bn||||||||| 190522s1997 onca ob f000 0 eng d CaOODSP eng rda CaOODSP eng fre n-cn--- En13-5/97-170E-PDF Alkema, H., author. Mercury : determination of the appropriate container for sampling and interlaboratory quality assurance studies / H. Alkema and J. Simser. Mercury : determination of the appropriate container for sampling and interlaboratory QA studies Burlington, Ontario : National Laboratory for Environmental Testing, National Water Research Institute, [1997] 1 online resource (4 unnumbered pages, 9 pages, 7 unnumbered pages) : illustrations. text txt rdacontent computer c rdamedia online resource cr rdacarrier NWRI contribution ; no. 97-170 Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. "Environmental problems can arise even from low levels of mercury. To measure these low levels accurately and reliably, it is essential that mercury samples be stored and preserved appropriately. This study was undertaken to determine whether the type of sample container has any influence on the measurable concentration of mercury in low level samples over time. The containers under investigation here were: Teflon®, Pyrex®, flintglass, and polyethylene"--Introduction, page 1. Includes management perspective and abstract in French. gccst Mercury Simser, J., author. Canada. Environment Canada. National Laboratory for Environmental Testing (Canada) National Water Research Institute (Canada) NWRI contribution ; no. 97-170. (CaOODSP)9.844121 PDF 720 KB https://publications.gc.ca/collections/collection_2019/eccc/en13-5/En13-5-97-170-eng.pdf