{"id":98294,"date":"2021-07-29T09:35:37","date_gmt":"2021-07-29T07:35:37","guid":{"rendered":"https:\/\/obera.fr\/nase-rada\/vlep-btex-valeurs-limites-exposition-professionnelle-contraignantes\/"},"modified":"2025-05-07T09:31:50","modified_gmt":"2025-05-07T07:31:50","slug":"vlep-btex-valeurs-limites-exposition-professionnelle-contraignantes","status":"publish","type":"post","link":"https:\/\/obera.fr\/cs\/nase-rady\/vlep-btex-valeurs-limites-exposition-professionnelle-contraignantes\/","title":{"rendered":"BTEX: Z\u00e1vazn\u00e9 limity expozice na pracovi\u0161ti (BOEL)"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Slo\u017een\u00ed BTEX a kde je naj\u00edt<\/h2>\n\n<p>BTEX jsou <strong>aromatick\u00e9 chemick\u00e9 slou\u010deniny<\/strong>, kter\u00e9 zahrnuj\u00ed :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>benzen ;<\/li>\n\n\n\n<li>toluen ;<\/li>\n\n\n\n<li>ethylbenzen ;<\/li>\n\n\n\n<li>xyleny.<\/li>\n<\/ul>\n\n<p>Tyto kapaln\u00e9 organick\u00e9 slou\u010deniny pat\u0159\u00ed do <strong>skupiny<\/strong> aromatick\u00fdch <strong>uhlovod\u00edk\u016f<\/strong>. BTEX se pou\u017e\u00edvaj\u00ed p\u0159i v\u00fdrob\u011b n\u00e1sleduj\u00edc\u00edch produkt\u016f a materi\u00e1l\u016f: <\/p>\n\n<ul class=\"wp-block-list\">\n<li>plast ;<\/li>\n\n\n\n<li>syntetick\u00fd kau\u010duk ;<\/li>\n\n\n\n<li>paliva (bezolovnat\u00fd benz\u00edn) ;<\/li>\n\n\n\n<li>potravin\u00e1\u0159sk\u00e9 p\u0159\u00eddatn\u00e9 l\u00e1tky ;<\/li>\n\n\n\n<li>l\u00e9ky ;<\/li>\n\n\n\n<li>parf\u00e9m ;<\/li>\n\n\n\n<li>barvy ;<\/li>\n\n\n\n<li>rozpou\u0161t\u011bdla ;<\/li>\n\n\n\n<li>\u010distic\u00ed prost\u0159edky ;<\/li>\n\n\n\n<li>pesticidy atd.<\/li>\n<\/ul>\n\n<p>BTEX se pou\u017e\u00edvaj\u00ed p\u0159edev\u0161\u00edm v n\u00e1sleduj\u00edc\u00edch odv\u011btv\u00edch:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>petrochemick\u00fd pr\u016fmysl ;<\/li>\n\n\n\n<li>kosmetick\u00fd pr\u016fmysl;<\/li>\n\n\n\n<li>farmakochemick\u00fd pr\u016fmysl;<\/li>\n\n\n\n<li>gar\u00e1\u017ee pro automobily ;<\/li>\n\n\n\n<li>\u010derpac\u00ed stanice atd.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">VLEP BTEX: 8hodinov\u00e1 a kr\u00e1tkodob\u00e1 limitn\u00ed hodnota pro pracovn\u00ed prost\u0159ed\u00ed<\/h2>\n\n<p><strong>Benzen, toluen, ethylbenzen a xyleny<\/strong> jsou chemick\u00e9 slou\u010deniny. <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\/\">klasifikovan\u00e9 jako CMR<\/a><\/strong> (karcinogenn\u00ed, mutagenn\u00ed nebo toxick\u00e9 pro reprodukci). BTEX p\u0159edstavuj\u00ed <strong>riziko pro zdrav\u00ed a bezpe\u010dnost pracovn\u00edk\u016f<\/strong>. Zde je jejich seznam: <\/p>\n\n<ul class=\"wp-block-list\">\n<li>vysoce ho\u0159lav\u00e1 kapalina a p\u00e1ry ;<\/li>\n\n\n\n<li>p\u0159i po\u017eit\u00ed nebo vniknut\u00ed do d\u00fdchac\u00edch cest m\u016f\u017ee b\u00fdt smrteln\u00fd ;<\/li>\n\n\n\n<li>v\u00e1\u017en\u00e1 rizika pro org\u00e1ny v d\u016fsledku opakovan\u00e9 nebo dlouhodob\u00e9 expozice ;<\/li>\n\n\n\n<li>podr\u00e1\u017ed\u011bn\u00ed k\u016f\u017ee ;<\/li>\n\n\n\n<li>ospalost nebo z\u00e1vrat\u011b.<\/li>\n<\/ul>\n\n<p>Vyhl\u00e1\u0161ka \u010d. 2019-1487 ze dne 27. prosince 2019 stanov\u00ed <strong>z\u00e1vazn\u00e9 OELV pro BTEX<\/strong>. Limitn\u00ed hodnoty expozice na pracovi\u0161ti pro tyto uhlovod\u00edky jsou vyj\u00e1d\u0159eny : <\/p>\n\n<ul class=\"wp-block-list\">\n<li>hmotnostn\u011b, tj. v mg\/m\u00b3 ;<\/li>\n\n\n\n<li>v objemov\u00fdch jednotk\u00e1ch, tj. v ppm nebo \u010d\u00e1stech na milion pro plyny a p\u00e1ry.<\/li>\n<\/ul>\n\n<ul class=\"wp-block-list\">\n<li><strong>Limitn\u00ed hodnoty expozice benzenu p\u0159i pr\u00e1ci<\/strong> VLEP-8h = 3,25 mg\/m\u00b3 nebo 1 ppm.  <\/li>\n\n\n\n<li><strong>Limitn\u00ed hodnoty expozice toluenu p\u0159i pr\u00e1ci<\/strong> (VLEP-8h) = 76,8 mg\/m\u00b3 nebo 20 ppm; kr\u00e1tkodob\u00e1 VLEP (VLCT 15 mn) = 384 mg\/m\u00b3 nebo 100 ppm.<\/li>\n\n\n\n<li><strong>Limitn\u00ed hodnoty expozice ethylbenzenu p\u0159i pr\u00e1ci <\/strong>OEL-8h = 88,4 mg\/m\u00b3 nebo 20 ppm; kr\u00e1tkodob\u00e1 OEL (OEL-15 min) = 442 mg\/m\u00b3 nebo 100 ppm.<\/li>\n\n\n\n<li><strong>Limitn\u00ed hodnoty expozice xylen\u016fm p\u0159i pr\u00e1ci<\/strong> OEL-8h = 221 mg\/m\u00b3 nebo 50 ppm; kr\u00e1tkodob\u00e1 OEL (STEL 15 min) = 442 mg\/m\u00b3 nebo 100 ppm.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">VLEP BTEX: omezuj\u00edc\u00ed limitn\u00ed hodnoty expozice na pracovi\u0161ti<\/h2>\n\n<p><a href=\"https:\/\/obera.fr\/cs\/nase-rady\/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\/\">TLV pro<\/a> BTEX, stejn\u011b jako velk\u00e1 \u010d\u00e1st povinn\u00fdch TLV, jsou stanoveny v<strong>\u010dl\u00e1nku R. 4412-149 francouzsk\u00e9ho z\u00e1kon\u00edku pr\u00e1ce<\/strong>. Tyto hodnoty p\u0159edstavuj\u00ed prahov\u00e9 hodnoty <strong>pr\u016fm\u011brn\u00e9 koncentrace chemick\u00fdch slou\u010denin, kter\u00e9 nesm\u00ed b\u00fdt p\u0159ekro\u010deny<\/strong> v ovzdu\u0161\u00ed na pracovi\u0161ti.   <\/p>\n\n<p>V r\u00e1mci <strong><a href=\"https:\/\/obera.fr\/cs\/nase-rada\/jaka-jsou-rizika-nedodrzeni-vlep\/\" data-type=\"post\" data-id=\"1816\">prevence rizik<\/a><\/strong>V r\u00e1mci prevence rizik jsou spole\u010dnosti povinny prov\u00e1d\u011bt <strong>ka\u017edoro\u010dn\u00ed kontroly \u00farovn\u011b VLEP prov\u00e1d\u011bn\u00e9 akreditovan\u00fdm org\u00e1nem COFRAC<\/strong>. P\u0159i posuzov\u00e1n\u00ed expozice zam\u011bstnanc\u016f zne\u010di\u0161\u0165uj\u00edc\u00edm l\u00e1tk\u00e1m na pracovi\u0161ti se VLEP pou\u017e\u00edvaj\u00ed jako <strong>referen\u010dn\u00ed hodnoty<\/strong>. <\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>P\u0159e\u010dt\u011bte si tak\u00e9: <a href=\"https:\/\/obera.fr\/cs\/nase-rady\/valeur-limite-exposition-professionnelle-ou-vlep\/\" data-type=\"post\" data-id=\"1999\">Co je to limit expozice na pracovi\u0161ti neboli OEL<\/a>?<\/p>\n<\/blockquote>\n\n<h2 class=\"wp-block-heading\">V jak\u00fdch form\u00e1ch se BTEX vyskytuj\u00ed a jak se s nimi d\u00e1 zach\u00e1zet?<\/h2>\n\n<p>BTEX jsou obvykle v plynn\u00e9 form\u011b a lze je upravit filtrac\u00ed pomoc\u00ed aktivn\u00edho uhl\u00ed.<\/p>\n\n<div class=\"wp-block-buttons is-horizontal is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-03627597 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/obera.fr\/cs\/produits\/\">V\u0161echny na\u0161e produkty<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Benzen, toluen, ethylbenzen a xyleny jsou chemick\u00e9 slou\u010deniny klasifikovan\u00e9 jako CMR (karcinogenn\u00ed, mutagenn\u00ed nebo toxick\u00e9 pro reprodukci). Jak\u00e9 jsou hodnoty TLV pro pracovn\u00edky?<\/p>\n","protected":false},"author":4,"featured_media":98162,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"BTEX a limitn\u00ed hodnoty expozice p\u0159i pr\u00e1ci","_seopress_titles_desc":"Benzen, toluen, ethylbenzen a xyleny jsou chemick\u00e9 slou\u010deniny klasifikovan\u00e9 jako CMR (karcinogenn\u00ed, mutagenn\u00ed nebo toxick\u00e9 pro reprodukci).","_seopress_robots_index":"","footnotes":""},"categories":[310],"tags":[113],"class_list":["post-98294","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nase-rady","tag-entete-male","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50","no-featured-image-padding","resize-featured-image"],"acf":[],"_links":{"self":[{"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/posts\/98294","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/comments?post=98294"}],"version-history":[{"count":1,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/posts\/98294\/revisions"}],"predecessor-version":[{"id":98297,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/posts\/98294\/revisions\/98297"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/media\/98162"}],"wp:attachment":[{"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/media?parent=98294"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/categories?post=98294"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/obera.fr\/cs\/wp-json\/wp\/v2\/tags?post=98294"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}