{"id":3548,"date":"2020-11-06T00:29:33","date_gmt":"2020-11-06T00:29:33","guid":{"rendered":"https:\/\/dana.ggiants.de\/glossary\/pnec\/"},"modified":"2021-07-08T10:19:37","modified_gmt":"2021-07-08T10:19:37","slug":"pnec","status":"publish","type":"glossary","link":"https:\/\/nanopartikel.info\/en\/glossar\/pnec\/","title":{"rendered":"PNEC"},"content":{"rendered":"<p>Short for <em><u>p<\/u>redicted <u>n<\/u>o <u>e<\/u>ffect <u>c<\/u>oncentration<\/em>, predicted <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Concentration&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Collective term for measures related to volume, e.g. g\/ml, kg\/l, g\/cm&amp;lt;sup&amp;gt;3&amp;lt;\/sup&amp;gt;. Due to their high surface\/volume ratio, for nanoparticles instead of mass-related, surface-related concentration ranges, e.g. cm&amp;lt;sup&amp;gt;2&amp;lt;\/sup&amp;gt;\/ml is frequently used.&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>concentration<\/span> of a hazardous substance in the environment, which shows no impact on the environment (effect assessment). If this concentration is thus below the <span class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;PNEC&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Short for &amp;lt;em&amp;gt;&amp;lt;u&amp;gt;p&amp;lt;\/u&amp;gt;redicted &amp;lt;u&amp;gt;n&amp;lt;\/u&amp;gt;o &amp;lt;u&amp;gt;e&amp;lt;\/u&amp;gt;ffect &amp;lt;u&amp;gt;c&amp;lt;\/u&amp;gt;oncentration&amp;lt;\/em&amp;gt;, predicted concentration of a hazardous substance in the environment, which shows no impact on the environment (effect assessment). If this concentration is thus below the PNEC, it should not have any negative effects. PNECs find application especially with PECs in the risk quotient in environmental risk assessment.&lt;\/div&gt;\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>PNEC<\/span>, it should not have any negative effects. PNECs find application especially with PECs in the <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"&lt;div class=glossaryItemTitle&gt;Risk quotient&lt;\/div&gt;&lt;div class=glossaryItemBody&gt;Is calculated from an estimated exposure (PEC), divided by an estimated effect (PNEC). If a value less than 1, then there is an acceptable risk. In contrast, if the RQ greater than 1, there is an unacceptable level of risk and measures to reduce exposure should be taken.&lt;\/div&gt;\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]'>risk quotient<\/span> in environmental risk assessment.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Short for predicted no effect concentration, predicted concentration of a hazardous substance in the environment, which shows no impact on the environment (effect assessment). If this concentration is thus below the PNEC, it should not have any negative effects. PNECs find application especially with PECs in the risk quotient in environmental risk assessment.<\/p>\n","protected":false},"author":6,"featured_media":0,"menu_order":0,"template":"","meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/nanopartikel.info\/en\/wp-json\/wp\/v2\/glossary\/3548"}],"collection":[{"href":"https:\/\/nanopartikel.info\/en\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/nanopartikel.info\/en\/wp-json\/wp\/v2\/types\/glossary"}],"author":[{"embeddable":true,"href":"https:\/\/nanopartikel.info\/en\/wp-json\/wp\/v2\/users\/6"}],"version-history":[{"count":6,"href":"https:\/\/nanopartikel.info\/en\/wp-json\/wp\/v2\/glossary\/3548\/revisions"}],"predecessor-version":[{"id":16776,"href":"https:\/\/nanopartikel.info\/en\/wp-json\/wp\/v2\/glossary\/3548\/revisions\/16776"}],"wp:attachment":[{"href":"https:\/\/nanopartikel.info\/en\/wp-json\/wp\/v2\/media?parent=3548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}