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      <marc:subfield code="a">Johnson, C. Ian, </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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      <marc:subfield code="a">Broad spectrum analysis of municipal and industrial effluents discharged into the Peace, Athabasca and Slave River basins : </marc:subfield>
      <marc:subfield code="b">evaluation of surface waters / </marc:subfield>
      <marc:subfield code="c">prepared for the Northern River Basins Study under project 2921-D1 by C. Ian Johnson and Alex Urso.</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Edmonton, Alberta : </marc:subfield>
      <marc:subfield code="b">Northern River Basins Study, </marc:subfield>
      <marc:subfield code="c">February 1997.</marc:subfield>
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      <marc:subfield code="c">©1997</marc:subfield>
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      <marc:subfield code="a">text</marc:subfield>
      <marc:subfield code="b">txt</marc:subfield>
      <marc:subfield code="2">rdacontent</marc:subfield>
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      <marc:subfield code="a">computer</marc:subfield>
      <marc:subfield code="b">c</marc:subfield>
      <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">Northern River Basins Study project report, </marc:subfield>
      <marc:subfield code="y">1192-3571 ; </marc:subfield>
      <marc:subfield code="v">no. 138</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <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 (page 8).</marc:subfield>
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      <marc:subfield code="a">"Northern river basin surface waters receiving industrial and municipal effluents were analyzed for compounds observed previously in the screening of the effluents by broad spectrum analysis of organic compounds using coupled gas chromatography-mass spectrometry (GC-MS). Only phthalate esters, aliphatic hydrocarbons and fatty acids, as their methyl esters, were observed in the surface waters. Analysis of characteristic traces constructed from single ion chromatograms extracted from GC-MS data showed no patterns consistent with those observed previously in effluents"--Report summary.</marc:subfield>
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      <marc:subfield code="a">Issued also in print format.</marc:subfield>
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      <marc:subfield code="a">Wood-pulp industry</marc:subfield>
      <marc:subfield code="x">Waste disposal</marc:subfield>
      <marc:subfield code="x">Environmental aspects</marc:subfield>
      <marc:subfield code="z">Alberta, Northern.</marc:subfield>
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      <marc:subfield code="a">Sewage</marc:subfield>
      <marc:subfield code="x">Environmental aspects</marc:subfield>
      <marc:subfield code="z">Alberta, Northern.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Effluent quality</marc:subfield>
      <marc:subfield code="z">Alberta, Northern.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Pâte à papier</marc:subfield>
      <marc:subfield code="x">Industrie</marc:subfield>
      <marc:subfield code="x">Déchets</marc:subfield>
      <marc:subfield code="x">Élimination</marc:subfield>
      <marc:subfield code="x">Aspect de l'environnement</marc:subfield>
      <marc:subfield code="z">Alberta (Nord)</marc:subfield>
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      <marc:subfield code="a">Eaux usées</marc:subfield>
      <marc:subfield code="x">Aspect de l'environnement</marc:subfield>
      <marc:subfield code="z">Alberta (Nord)</marc:subfield>
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      <marc:subfield code="a">Eaux usées</marc:subfield>
      <marc:subfield code="x">Qualité</marc:subfield>
      <marc:subfield code="z">Alberta (Nord)</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study (Canada)‏, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="t">Broad spectrum analysis of municipal and industrial effluents discharged into the Peace, Athabasca and Slave river basins : </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.613280</marc:subfield>
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    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Northern River Basins Study project report ;</marc:subfield>
      <marc:subfield code="v">no. 138.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.883506</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">4823 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/eccc/r71/R71-49-3-138-eng.pdf</marc:subfield>
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