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    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
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    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">180130s2017    onc     o    f000 0 eng d</marc:controlfield>
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      <marc:subfield code="h">[electronic resource] : </marc:subfield>
      <marc:subfield code="b">drinking water screening values : perfluoroalkylated substances.</marc:subfield>
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      <marc:subfield code="a">Drinking water screening values : </marc:subfield>
      <marc:subfield code="b">perfluoroalkylated substances</marc:subfield>
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      <marc:subfield code="a">[Ottawa] : </marc:subfield>
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      <marc:subfield code="a">3 p.</marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: Parlons d'eau : valeurs préliminaires - substances perfluoroalkyliques dans l'eau potable.</marc:subfield>
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      <marc:subfield code="a">"Perfluoroalkylated substances (PFAS) are synthetic chemicals, the most common being perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA). Health Canada's drinking water screening values (DWSV) are provided as guidance, and apply to water intended for human consumption. Health Canada has developed screening values for a number of PFAS at the request of several jurisdictions”--P. [1], 2.</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2018/sc-hc/H144-47-2017-eng.pdf</marc:subfield>
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