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    <marc:controlfield tag="001">9.847863</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20241203113640</marc:controlfield>
    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">171127s1985    onca|||fo    f000 0 eng d</marc:controlfield>
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      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
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      <marc:subfield code="a">n-cn-on</marc:subfield>
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      <marc:subfield code="a">En13-5/85-33E-PDF</marc:subfield>
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    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Maguire, R. J. </marc:subfield>
      <marc:subfield code="q">(R. James)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Degradation of the tri-n-butyltin species in water and sediments from Toronto Harbour </marc:subfield>
      <marc:subfield code="h">[electronic resource] / </marc:subfield>
      <marc:subfield code="c">R.J. Maguire and R.J. Thacz.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Burlington, Ont. : </marc:subfield>
      <marc:subfield code="b">Environmental Contaminants Division, National Water Research Institute, Canada Centre for Inland Waters, </marc:subfield>
      <marc:subfield code="c">[1985].</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">23, [3] p. : </marc:subfield>
      <marc:subfield code="b">ill. </marc:subfield>
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    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">NWRI contribution ; </marc:subfield>
      <marc:subfield code="v">85-33</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Title from cover.</marc:subfield>
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      <marc:subfield code="a">"Division Control No. ECD-85-2".</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"This manuscript has been accepted by the Journal of Agricultural and Food Chemistry for publication. This copy is to provide informatioin prior to publication".</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.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"Contamination of water and sediment in Toronto Harbour by the highly toxic tri-n-butyltin species and its less toxic degradation products the di-n-butyltin species, the n-butyltin species and inorganic tin, is demonstated. At some locations the concentration of tributyltin in water is high enough to warrant concner with regard to chronic toxicity to sensitive organisms"--Exec. summary.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Lakes</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Water pollution</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
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      <marc:subfield code="a">Thacz, Richard J.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada.</marc:subfield>
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      <marc:subfield code="a">National Water Research Institute (Canada)</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="a">NWRI contribution ;</marc:subfield>
      <marc:subfield code="v">no. 85-33</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.844121</marc:subfield>
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    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.97 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2017/eccc/En13-5-85-33-eng.pdf</marc:subfield>
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