{"id":98146,"date":"2021-07-29T09:45:37","date_gmt":"2021-07-29T07:45:37","guid":{"rendered":"https:\/\/obera.fr\/nase-rada\/vlep-cobalt-et-composes-valeurs-limites-exposition-professionnelle\/"},"modified":"2025-05-07T09:27:29","modified_gmt":"2025-05-07T07:27:29","slug":"vlep-cobalt-et-composes-valeurs-limites-exposition-professionnelle","status":"publish","type":"post","link":"https:\/\/obera.fr\/lt\/musu-patarimas\/vlep-cobalt-et-composes-valeurs-limites-exposition-professionnelle\/","title":{"rendered":"Profesinio poveikio ribin\u0117s vert\u0117s: kobaltas ir junginiai"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Kobalto sud\u0117tis ir kur jo rasti<\/h2>\n\n<p>Kobaltas yra <strong>pereinamasis metalas<\/strong>, artimas gele\u017eiai. Jo <strong>mineraliniai junginiai <\/strong>yra : <\/p>\n\n<ul class=\"wp-block-list\">\n<li>kobalto oksidas ;<\/li>\n\n\n\n<li>kobalto sulfidas ;<\/li>\n\n\n\n<li>kobalto nitratas ;<\/li>\n\n\n\n<li>kobalto sulfatas ;<\/li>\n\n\n\n<li>kobalto karbonatas ;<\/li>\n\n\n\n<li>kobalto dichloridas arba kobalto chloridas.<\/li>\n<\/ul>\n\n<p>\u0160ie <strong>metalai ir metalin\u0117s med\u017eiagos<\/strong> daugiausia naudojami \u0161iuose sektoriuose:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>aeronautikos pramon\u0117 ;<\/li>\n\n\n\n<li>elektronikos pramon\u0117;<\/li>\n\n\n\n<li>Val\u010di\u0173 pramon\u0117 ;<\/li>\n\n\n\n<li>metalurgija ;<\/li>\n\n\n\n<li>stiklo ir keramikos pramon\u0117 ;<\/li>\n\n\n\n<li>da\u017e\u0173 ir lak\u0173 pramonei ir kt.<\/li>\n<\/ul>\n\n<p>Kobaltas ir jo junginiai naudojami \u0161iems produktams ir med\u017eiagoms gaminti:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>lydiniai <\/strong><a href=\"https:\/\/obera.fr\/conseils\/vlep-chrome-hexavalent-valeurs-limites-exposition-professionnelle-contraignantes\/\" data-type=\"URL\" data-id=\"https:\/\/obera.fr\/conseils\/vlep-chrome-hexavalent-valeurs-limites-exposition-professionnelle-contraignantes\/\">(chromas<\/a>, nikelis, aliuminis, varis, volframas ir kt.);<\/li>\n\n\n\n<li>deimantiniai poliravimo diskai ;<\/li>\n\n\n\n<li>li\u010dio baterij\u0173 elektrodai ;<\/li>\n\n\n\n<li>pigmentai;<\/li>\n\n\n\n<li>tr\u0105\u0161os ir kt.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">VLEP kobaltas: 8 valand\u0173 profesin\u0117 ribin\u0117 vert\u0117 ir trumpalaik\u0117 VLEP<\/h2>\n\n<p><strong>Pranc\u016bzijos darbo kodekso R. 4412-4 straipsnyje<\/strong> nustatytos chemini\u0173 med\u017eiag\u0173, toki\u0173 kaip kobaltas ir jo junginiai, profesinio poveikio ribin\u0117s vert\u0117s<a href=\"https:\/\/obera.fr\/lt\/musu-patarimas\/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\/\">(OELV<\/a>).<\/p>\n\n<p>Kobalto ir jo jungini\u0173 (i\u0161skyrus kobalt\u0105, susijus\u012f su volframo karbidu) profesinio poveikio ribin\u0117s vert\u0117s :<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>VLEP-8 h<\/strong> = 0,0025 mg\/m\u00b3 (0,0025 mg\/m\u00b3)<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/obera.fr\/lt\/musu-patarimas\/valeur-limite-exposition-professionnelle-ou-vlep\/\" data-type=\"post\" data-id=\"1999\">Trumpalaik\u0117 profesin\u0117 ribin\u0117 vert\u0117<\/a> <\/strong>(STELV 15 min.) = 0,0125 mg\/m\u00b3 (0,0125 mg\/m\u00b3)<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Kobalto poveikio darbuotojams darbo vietoje vertinimas<\/h2>\n\n<p>Kobaltas ir jo junginiai yra <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\/\">chemin\u0117s med\u017eiagos, klasifikuojamos kaip CMR<\/a><\/strong> (kancerogenin\u0117s, mutagenin\u0117s arba toksi\u0161kos reprodukcijai). Tod\u0117l juos <strong>kasmet tikrina COFRAC akredituota \u012fstaiga<\/strong>: <\/p>\n\n<ul class=\"wp-block-list\">\n<li>bent kart\u0105 per metus;<\/li>\n\n\n\n<li>kai yra poky\u010di\u0173, galin\u010di\u0173 tur\u0117ti \u012ftakos darbuotoj\u0173 ap\u0161vitai.<\/li>\n<\/ul>\n\n<p>Kobalto ir jo jungini\u0173 VLEP naudojamas kaip <strong>etalonas vertinant <\/strong>ter\u0161al\u0173 <strong>poveik\u012f <\/strong>darbuotojams darbo vietoje. I\u0161matavus ter\u0161al\u0173 koncentracij\u0105 darbo viet\u0173 atmosferoje, galima nustatyti <strong><a href=\"https:\/\/obera.fr\/lt\/musu-patarimas\/kokia-yra-vlep-nesilaikymo-rizika\/\" data-type=\"post\" data-id=\"1816\">rizikos prevencijos priemones<\/a><\/strong> kurias reikia \u012fgyvendinti. <\/p>\n\n<h2 class=\"wp-block-heading\">Kobalto klasifikavimas ir \u017eenklinimas pagal CLP reglament\u0105<\/h2>\n\n<p>Pagal <strong>CLP reglament\u0105<\/strong> <strong>kobaltas <\/strong>ir jo junginiai (kobalto oksidas, kobalto sulfidas, kobalto dichloridas, kobalto sulfatas, kobalto nitratas ir kobalto karbonatas) <strong>klasifikuojami ir \u017eenklinami <\/strong>taip:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>kv\u0117pavimo tak\u0173 ir odos jautrinimas ;<\/li>\n\n\n\n<li>\u016bmus toksi\u0161kumas \u012fkv\u0117pus ;<\/li>\n\n\n\n<li>kancerogeni\u0161kumas (v\u0117\u017eys \u012fkv\u0117pus) ;<\/li>\n\n\n\n<li>mutageni\u0161kumas ;<\/li>\n\n\n\n<li>toksi\u0161kumas reprodukcijai ;<\/li>\n\n\n\n<li>l\u0117tinis toksi\u0161kumas vandens aplinkai.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Kokios b\u016bna kobalto formos ir kaip jis apdorojamas?<\/h2>\n\n<p>Kobaltas paprastai aptinkamas dulki\u0173 pavidalu arba pjovimo alyvose. \u0160is ter\u0161alas susidaro apdirbant, gaminant, formuojant ar perdirbant med\u017eiagas, kuri\u0173 sud\u0117tyje yra kobalto arba kurios padengtos kobaltu. <\/p>\n\n<p><a href=\"https:\/\/obera.fr\/lt\/musu-patarimas\/vlep-filtration-de-poussiere-reglementation\/\" data-type=\"URL\" data-id=\"https:\/\/obera.fr\/conseils\/vlep-filtration-de-poussiere-reglementation\/\">Dulki\u0173<\/a> pavidalo kobaltas apdorojamas H klas\u0117s ir (arba) HEPA H13 arba H14 ma\u017eiausiais kiet\u0173j\u0173 daleli\u0173 filtrais.  <\/p>\n\n<p>Visus m\u016bs\u0173 <a href=\"https:\/\/obera.fr\/lt\/produits\/depoussiereurs-industriels\/\" data-type=\"page\" data-id=\"31\">LOJ apdorojimo sprendimus galite rasti m\u016bs\u0173 svetain\u0117je.<\/a><\/p>\n\n<p>Kai kobaltas i\u0161tirpsta pjovimo alyvos dulksnoje, reik\u0117t\u0173 naudoti alyvos dulksnos filtrus su HEPA H13 arba H14 didelio efektyvumo filtrais.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pranc\u016bzijos darbo kodekso R. 4412-4 straipsnyje nustatytos chemini\u0173 med\u017eiag\u0173, toki\u0173 kaip kobaltas ir jo junginiai, profesinio poveikio ribin\u0117s vert\u0117s (OELV). Kokie yra darbuotoj\u0173 TLV?<\/p>\n","protected":false},"author":4,"featured_media":98080,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Profesinio poveikio ribin\u0117s vert\u0117s ir kobaltas","_seopress_titles_desc":"Su\u017einokite daugiau apie kobalto ir jo jungini\u0173 profesinio poveikio ribines vertes. \"Obera\" projektuoja \u012frang\u0105, atitinkan\u010di\u0105 \u0161ias OEL. ","_seopress_robots_index":"","footnotes":""},"categories":[135],"tags":[136],"class_list":["post-98146","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-musu-patarimas","tag-entete-mazas","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\/lt\/wp-json\/wp\/v2\/posts\/98146","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/obera.fr\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/obera.fr\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/obera.fr\/lt\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/obera.fr\/lt\/wp-json\/wp\/v2\/comments?post=98146"}],"version-history":[{"count":1,"href":"https:\/\/obera.fr\/lt\/wp-json\/wp\/v2\/posts\/98146\/revisions"}],"predecessor-version":[{"id":98149,"href":"https:\/\/obera.fr\/lt\/wp-json\/wp\/v2\/posts\/98146\/revisions\/98149"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/obera.fr\/lt\/wp-json\/wp\/v2\/media\/98080"}],"wp:attachment":[{"href":"https:\/\/obera.fr\/lt\/wp-json\/wp\/v2\/media?parent=98146"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/obera.fr\/lt\/wp-json\/wp\/v2\/categories?post=98146"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/obera.fr\/lt\/wp-json\/wp\/v2\/tags?post=98146"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}