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      <marc:subfield code="a">Lee, H. B., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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      <marc:subfield code="a">National interlaboratory quality control study no. 27 : </marc:subfield>
      <marc:subfield code="b">PCBs in naturally contaminated dry sediments / </marc:subfield>
      <marc:subfield code="c">H.B. Lee and A.S.Y. Chau.</marc:subfield>
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    <marc:datafield tag="246" ind1="1" ind2="0">
      <marc:subfield code="a">PCBs in naturally contaminated dry sediments</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Burlington, Ontario : </marc:subfield>
      <marc:subfield code="b">National Water Research Institute, Inland Waters Directorate, Canada Centre for Inland Waters, </marc:subfield>
      <marc:subfield code="c">1981.</marc:subfield>
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      <marc:subfield code="a">1 online resource (v, 10 pages) : </marc:subfield>
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      <marc:subfield code="2">rdamedia</marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
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      <marc:subfield code="a">Report series ; </marc:subfield>
      <marc:subfield code="v">no. 72</marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: Étude nationale interlaboratoires no 27 de contrôle de la qualité : les BPC dans les sédiments naturels pollués asséchés.</marc:subfield>
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      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 7-9).</marc:subfield>
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      <marc:subfield code="a">"This report describes an interlaboratory study on the analysis of polychlorinated biphenyls (PCBs) in naturally contaminated dry sediment reference materials and in isooctane solutions"--Abstract, page v.</marc:subfield>
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      <marc:subfield code="a">Includes abstract in French.</marc:subfield>
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      <marc:subfield code="a">Polychlorinated biphenyls</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
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    <marc:datafield tag="700" ind1="1" ind2=" ">
      <marc:subfield code="a">Chau, A. S. Y. </marc:subfield>
      <marc:subfield code="q">(Alfred Shun-Yuen), </marc:subfield>
      <marc:subfield code="d">1941- </marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="a">National Water Research Institute (Canada)</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="a">Canada Centre for Inland Waters.</marc:subfield>
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    <marc:datafield tag="775" ind1="0" ind2="8">
      <marc:subfield code="t">Étude nationale interlaboratoires no 27 de contrôle de la qualité : </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.879182</marc:subfield>
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      <marc:subfield code="a">Report series (Canada. Inland Waters Directorate)</marc:subfield>
      <marc:subfield code="v">no. 72.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.862410</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">640 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/eccc/en36-508/En36-508-72-eng.pdf</marc:subfield>
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