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      <marc:subfield code="a">Indoor air reference levels for chronic exposure to volatile organic compounds </marc:subfield>
      <marc:subfield code="h">[electronic resource] : </marc:subfield>
      <marc:subfield code="b">summary document / </marc:subfield>
      <marc:subfield code="c">Water and Air Quality Bureau, Healthy Environments and Consumer Safety Branch.</marc:subfield>
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      <marc:subfield code="a">[October 2017 edition].</marc:subfield>
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      <marc:subfield code="a">Ottawa : </marc:subfield>
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      <marc:subfield code="c">2017.</marc:subfield>
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      <marc:subfield code="a">51 p.</marc:subfield>
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      <marc:subfield code="a">"Publication date: October 2017."</marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: Niveaux de référence dans l'air intérieur liés à l'exposition chronique aux composés organiques volatils : document de synthèse.</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
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      <marc:subfield code="a">"Volatile organic compounds (VOCs) are a diverse group of chemicals characterized by a high vapour pressure, as they are emitted in the form of a gas from solids or liquids at ordinary room temperatures. They are ubiquitous since they are found in both ambient and indoor air"--Introduction, p. 6.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="t">Niveaux de référence dans l'air intérieur liés à l'exposition chronique aux composés organiques volatils </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.845210</marc:subfield>
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      <marc:subfield code="t">Indoor air reference levels for chronic exposure to volatile organic compounds / </marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.82 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2018/sc-hc/H144-48-2017-eng.pdf</marc:subfield>
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