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008180925s1988    oncabd  ob   f000 0 eng d
020 |z0662160789|q(print)
040 |aCaOODSP|beng
041 |aeng|bfre
043 |anl-----
0861 |aEn36-517/157E-PDF|zEn36-503/157E
24502|aA large-sample extractor for determining organic contaminants in the Great Lakes |h[electronic resource] / |cM.A. Neilson ... [et al.].
260 |aBurlington, Ont. : |bInland Waters Directorate, Ontario Region, Water Quality Branch, |c1988.
300 |avii, 23 p. : |bcharts, ill., maps.
4901 |aTechnical bulletin ; |vno. 157
500 |aIssued also in French under title: Extracteur à grand volume pour le dosage des contaminants organiques dans les Grands Lacs.
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
504 |aIncludes bibliographical references (p. 12).
5203 |a"The construction and operation of two large-sample extractors onboard the CSS Limnos are described. They were used to extract water samples of approximately 50-L volume with dichloromethane during the monitoring cruises on lakes Erie, Huron, Ontario and Superior in early 1986. Both whole water and clarified water were extracted. The dichloromethane extracts were later analyzed for organochlorines, chlorobenzenes, polychlorinated biphenyls, and polynuclear aromatics by the National Water Quality Laboratory in Burlington, Ontario. A solution containing surrogate standards was continuously added at a fixed rate to the water being extracted. The recoveries of these surrogates provide a continuous measure of the extraction efficiency and reproducibility of the analytical process, and confirm that the processes used are valid"--Abstract, p. v.
546 |aIncludes abstract in French.
693 4|aWater pollution
693 4|aGreat Lakes (North America)
693 4|aMeasurement
7001 |aNeilson, Melanie A.
7101 |aCanada. |bInland Waters Directorate. |bOntario Region. |bWater Quality Branch.
7101 |aCanada. |bEnvironment and Climate Change Canada.
77508|tExtracteur à grand volume pour le dosage des contaminants organiques dans les Grands Lacs |w(CaOODSP)9.862331
830#0|aTechnical bulletin (Canada. Inland Waters Directorate)|vno. 157.|w(CaOODSP)9.861569
85640|qPDF|s871 KB|uhttps://publications.gc.ca/collections/collection_2018/eccc/En36-517-157-eng.pdf