<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
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    <marc:controlfield tag="001">9.872022</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
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    <marc:controlfield tag="007">cr bn|||||||||</marc:controlfield>
    <marc:controlfield tag="008">190424s1998    onc     ob   f000 0 eng d</marc:controlfield>
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      <marc:subfield code="a">CaOODSP</marc:subfield>
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      <marc:subfield code="e">rda</marc:subfield>
      <marc:subfield code="c">CaOODSP</marc:subfield>
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      <marc:subfield code="a">eng</marc:subfield>
      <marc:subfield code="b">fre</marc:subfield>
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      <marc:subfield code="a">n-cn---</marc:subfield>
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      <marc:subfield code="a">En13-5/99-56E-PDF</marc:subfield>
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      <marc:subfield code="a">Mayer, Tatiana, </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="4">
      <marc:subfield code="a">The effects of road salts on the environmental concentrations of salts in surface waters and benthic sediments :    </marc:subfield>
      <marc:subfield code="b">draft report / </marc:subfield>
      <marc:subfield code="c">submitted to Environmental Resource Group on Road Salts, Priority Substances Assessment Program, Environment Canada ; submitted by Tatiana Mayer, National Water Research Institute.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Burlington, Ontario : </marc:subfield>
      <marc:subfield code="b">National Water Research Institute = Institut national de recherche sur les eaux, </marc:subfield>
      <marc:subfield code="c">1998.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">1 online resource (1 volume (various pagings)).</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:datafield tag="337" ind1=" " ind2=" ">
      <marc:subfield code="a">computer</marc:subfield>
      <marc:subfield code="b">c</marc:subfield>
      <marc:subfield code="2">rdamedia</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="338" ind1=" " ind2=" ">
      <marc:subfield code="a">online resource</marc:subfield>
      <marc:subfield code="b">cr</marc:subfield>
      <marc:subfield code="2">rdacarrier</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">no. 99-056</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"January 20, 1998."</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>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references (pages 20-26).</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">"Increased concern over contamination of surface waters by road salts and adverse effects of this group of contaminants on the freshwater organisms lead to inclusion of "Road salts" on the second Priority Substances List (PSL2) under the Canadian Environmental Protection Act (CEPA). An integral part of the CEPA assessment process is the publication of the Supporting Document. The present report is a contribution to the collection of several reports which form Supporting Documentation for an assessment of the Priority Substance "Road Salt". The purpose of the present report is 1) to provide the information on the physical/chemical properties of inorganic salts commonly used for road maintenance, 2) provide an overview of their fate and transport in surface waters and sediments, and 3) present environmental concentrations of road salt constituents in Canadian surface waters. The information presented in this report resulted from a survey of numerous agency reports and scientific publications"--Abstract.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="546" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes management perspective and abstract in French.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="653" ind1="1" ind2="0">
      <marc:subfield code="a">Salt</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Surface water</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Sediments</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="2" ind2=" ">
      <marc:subfield code="a">National Water Research Institute (Canada)</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">NWRI contribution ;</marc:subfield>
      <marc:subfield code="v">no. 99-056.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.844121</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.78 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/eccc/en13-5/En13-5-99-56-eng.pdf</marc:subfield>
    </marc:datafield>
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