{"id":98363,"date":"2021-07-29T09:25:37","date_gmt":"2021-07-29T07:25:37","guid":{"rendered":"https:\/\/obera.fr\/conseils\/vlep-chrome-hexavalent-valeurs-limites-exposition-professionnelle-contraignantes\/"},"modified":"2025-05-07T09:34:16","modified_gmt":"2025-05-07T07:34:16","slug":"vlep-chrome-hexavalent-valeurs-limites-exposition-professionnelle-contraignantes","status":"publish","type":"post","link":"https:\/\/obera.fr\/da\/vores-raad\/vlep-chrome-hexavalent-valeurs-limites-exposition-professionnelle-contraignantes\/","title":{"rendered":"Restriktiv VLEP og hexavalent krom"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"le-chrome-hexavalent-c-est-quoi\">Hvad er hexavalent krom?<\/h2>\n\n<p><strong>Hexavalent krom eller krom VI <\/strong>er det 6. oxidationstrin af krom. Hexavalent krom er ogs\u00e5 kendt under synonymerne : <\/p>\n\n<ul class=\"wp-block-list\">\n<li>kromtrioxid ;<\/li>\n\n\n\n<li>kromsyreanhydrid ;<\/li>\n\n\n\n<li>krom VI-oxid ;<\/li>\n\n\n\n<li>krom anhydrid ;<\/li>\n\n\n\n<li>kromtrioxid.<\/li>\n<\/ul>\n\n<p>De <strong>vigtigste stoffer, der indeholder hexavalent krom<\/strong> eller krom VI, er f\u00f8lgende:<\/p>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"150\" height=\"50\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/06\/K2Cr2O7.jpg\" alt=\"k2cr2o7\" class=\"wp-image-13364\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">Kaliumdikromat<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"150\" height=\"50\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/06\/K2Cr2O7-1.jpg\" alt=\"NaHCO3\" class=\"wp-image-13368\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">Natrium- og kaliumdichromater<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"150\" height=\"50\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/06\/K2Cr2O7-2.jpg\" alt=\"SrCrO4\" class=\"wp-image-13371\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">Strontium-kromat<\/p>\n<\/div>\n<\/div>\n\n<p><strong>Hexavalent krom og dets forbindelser<\/strong> bruges hovedsageligt i f\u00f8lgende industrier:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>st\u00e5lindustrien (krom til produktion af rustfrit st\u00e5l og specialst\u00e5l og legeringer) ;<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Siderurgie.jpg\" alt=\"Siderurgi\" class=\"wp-image-13766\" width=\"300\" height=\"113\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Siderurgie.jpg 400w, https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Siderurgie-300x113.jpg 300w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n<ul class=\"wp-block-list\">\n<li>kemiske industrier (produktion af kromforbindelser) ;<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Produit-chimique.jpg\" alt=\"Kemisk industri\" class=\"wp-image-13772\" width=\"300\" height=\"113\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Produit-chimique.jpg 400w, https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Produit-chimique-300x113.jpg 300w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n<ul class=\"wp-block-list\">\n<li>Overfladebehandling (elektrolytisk forkromning, h\u00e5rd forkromning, dekorativ forkromning) ;<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Traitement-des-surfaces.jpg\" alt=\"behandling af overflader\" class=\"wp-image-13775\" width=\"300\" height=\"113\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Traitement-des-surfaces.jpg 400w, https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Traitement-des-surfaces-300x113.jpg 300w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n<ul class=\"wp-block-list\">\n<li>tr\u00e6industrien (bevaring) ;<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Travail-du-bois.jpg\" alt=\"tr&#xE6;bearbejdning\" class=\"wp-image-13769\" width=\"300\" height=\"113\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Travail-du-bois.jpg 400w, https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Travail-du-bois-300x113.jpg 300w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n<ul class=\"wp-block-list\">\n<li>fremstilling af pigmenter og farvestoffer ;<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Fabrication-de-pigment.jpg\" alt=\"Fremstilling af pigmenter og farvestoffer\" class=\"wp-image-13778\" width=\"300\" height=\"113\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Fabrication-de-pigment.jpg 400w, https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Fabrication-de-pigment-300x113.jpg 300w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n<ul class=\"wp-block-list\">\n<li>Garvning af l\u00e6der ;<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Tannage-du-cuir.jpg\" alt=\"Garvning af l&#xE6;der\" class=\"wp-image-13782\" width=\"300\" height=\"113\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Tannage-du-cuir.jpg 400w, https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/Tannage-du-cuir-300x113.jpg 300w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n<ul class=\"wp-block-list\">\n<li>Luft- og rumfart (korrosionsbestandig maling, slibning osv.) ;<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2021\/07\/Aeronautique.jpg\" alt=\"Luftfart\" class=\"wp-image-13786\" width=\"300\" height=\"113\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2021\/07\/Aeronautique.jpg 400w, https:\/\/obera.fr\/wp-content\/uploads\/2021\/07\/Aeronautique-300x113.jpg 300w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n<ul class=\"wp-block-list\">\n<li>Vedligeholdelse af fly (lakering) ;<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/aeronautique-peinture.jpg\" alt=\"aeronautisk maleri\" class=\"wp-image-13789\" width=\"300\" height=\"113\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/aeronautique-peinture.jpg 400w, https:\/\/obera.fr\/wp-content\/uploads\/2022\/07\/aeronautique-peinture-300x113.jpg 300w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\" id=\"vlep-chrome-hexavalent-valeur-limite-professionnelle-sur-8h-et-court-terme\">VLEP hexavalent krom: kortvarig og 8-timers erhvervsgr\u00e6nsev\u00e6rdi<\/h2>\n\n<p>Hexavalent krom og dets forbindelser er <strong><a href=\"https:\/\/obera.fr\/conseils\/substances-cmr-risque-exposition-au-travail-quelle-reglementation-prevention\/\" data-type=\"URL\" data-id=\"https:\/\/obera.fr\/conseils\/substances-cmr-risque-exposition-au-travail-quelle-reglementation-prevention\/\">kemiske stoffer, der er klassificeret som CMR<\/a><\/strong> (kr\u00e6ftfremkaldende, mutagene eller reproduktionstoksiske): C1A, M1B, R2.<\/p>\n\n<p>Dekret 2020-1546 af 9. december 2020 fasts\u00e6tter bindende gr\u00e6nsev\u00e6rdier for erhvervsm\u00e6ssig eksponering<a href=\"https:\/\/obera.fr\/da\/vores-raad\/valeur-limite-exposition-professionnelle-ou-vlep\/\" data-type=\"post\" data-id=\"1999\">(OELV&#8217;er)<\/a> for hexavalent krom og dets forbindelser.<\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Arbejdsmilj\u00f8gr\u00e6nsev\u00e6rdi over 8 timer<\/strong> (VLEP-8h) = 0,001 mg\/m\u00b3 <strong>Arbejdsmilj\u00f8gr\u00e6nsev\u00e6rdi p\u00e5 kort sigt<\/strong> (VLCT) = 0,005 mg\/m\u00b3<\/p>\n<\/blockquote>\n\n<p><strong>Bindende <\/strong>og <strong>vejledende<\/strong> <strong>TLV <\/strong>&#8216;er indf\u00f8rer en referencev\u00e6rdi ved <strong>vurdering af arbejdstagernes eksponering for forurenende stoffer<\/strong> p\u00e5 <strong>arbejdspladsen<\/strong>. M\u00e5linger af koncentrationer af forurenende stoffer i luften p\u00e5 arbejdspladsen bruges til at bestemme, hvilke risikoforebyggende foranstaltninger der skal gennemf\u00f8res. <\/p>\n\n<p>Ogs\u00e5 v\u00e6rd at l\u00e6se: Hvad er risikoen ved <a href=\"https:\/\/obera.fr\/conseils\/vlep-quels-risques-cas-de-non-respect-reglementation\/\" data-type=\"post\" data-id=\"1816\">ikke at overholde VLEP&#8217;<\/a> erne?<\/p>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Koncentrationen af kemiske stoffer i arbejdspladsens atmosf\u00e6re udtrykkes i :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>mg\/m\u00b3 for flydende og faste aerosoler ;<\/li>\n\n\n\n<li>ppm (parts per million) eller ml\/m\u00b3 for gasser og\/eller dampe;<\/li>\n\n\n\n<li>fibre\/cm\u00b3 for fibre.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Gr\u00e6nsev\u00e6rdien for erhvervsm\u00e6ssig eksponering m\u00e5les p\u00e5 :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>en 8-timers referenceperiode for 8-timers VLEP ;<\/li>\n\n\n\n<li>en maksimal varighed p\u00e5 15 minutter for kortvarige TLV&#8217;er.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n<h2 class=\"wp-block-heading\" id=\"sous-quelles-formes-retrouve-t-on-le-chrome-vi-ou-le-chrome-hexavalent-et-comment-le-traiter\">I hvilke former findes krom VI eller hexavalent krom, og hvordan behandles det?<\/h2>\n\n<p>Krom 6 findes generelt i form af st\u00f8v eller indeholdt i st\u00f8v. Dette forurenende stof genereres under bearbejdning, formning eller omarbejdning af materialer, der indeholder eller er belagt med krom VI. <\/p>\n\n<p>Hexavalent krom i form af st\u00f8v kan behandles ved hj\u00e6lp af partikelfiltre i mindst klasse H og\/eller HEPA H13 eller H14. Du kan finde alle VOC-behandlingsl\u00f8sninger p\u00e5 https:\/\/obera.fr\/produits\/depoussiereurs-industriels. <\/p>\n\n<p>Yderligere information: <a href=\"https:\/\/obera.fr\/da\/vores-raad\/reglementation-vlep-evaluation-risque-chimique-lieu-de-travail\/\" data-type=\"URL\" data-id=\"https:\/\/obera.fr\/conseils\/reglementation-vlep-evaluation-risque-chimique-lieu-de-travail\/\">VLEP-regler, kemisk risikovurdering p\u00e5 arbejdspladsen<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hexavalent krom og dets forbindelser er kemikalier, der er klassificeret som CMR (kr\u00e6ftfremkaldende, mutagene eller reproduktionstoksiske): C1A, M1B, R2. Hvad er de vigtigste stoffer? Hvad er TLV&#8217;erne, og hvordan kan de behandles?  <\/p>\n","protected":false},"author":4,"featured_media":98210,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Bindende ELV'er : Hvad er hexavalent krom?","_seopress_titles_desc":"F\u00e5 mere at vide om gr\u00e6nsev\u00e6rdierne for erhvervsm\u00e6ssig eksponering for hexavalent krom. Obera designer udstyr, der er i stand til at overholde disse OEL'er. 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