{"id":98308,"date":"2021-07-29T09:25:37","date_gmt":"2021-07-29T07:25:37","guid":{"rendered":"https:\/\/obera.fr\/nase-rada\/vlep-chrome-hexavalent-valeurs-limites-exposition-professionnelle-contraignantes\/"},"modified":"2025-05-07T09:32:55","modified_gmt":"2025-05-07T07:32:55","slug":"vlep-chrome-hexavalent-valeurs-limites-exposition-professionnelle-contraignantes","status":"publish","type":"post","link":"https:\/\/obera.fr\/lv\/musu-padoms\/vlep-chrome-hexavalent-valeurs-limites-exposition-professionnelle-contraignantes\/","title":{"rendered":"Ierobe\u017eojo\u0161ais VLEP un se\u0161v\u0113rt\u012bgais hroms"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"le-chrome-hexavalent-c-est-quoi\">Kas ir se\u0161v\u0113rt\u012bgais hroms?<\/h2>\n\n<p><strong>Se\u0161v\u0113rt\u012bgais hroms jeb hroms VI <\/strong>ir hroma sestais oksid\u0101cijas st\u0101voklis. Se\u0161v\u0113rt\u012bgais hroms ir paz\u012bstams ar\u012b ar sinon\u012bmiem : <\/p>\n\n<ul class=\"wp-block-list\">\n<li>hroma trioks\u012bds ;<\/li>\n\n\n\n<li>hroma anhidr\u012bds ;<\/li>\n\n\n\n<li>hroma VI oks\u012bds ;<\/li>\n\n\n\n<li>hroma anhidr\u012bds ;<\/li>\n\n\n\n<li>hroma trioks\u012bds.<\/li>\n<\/ul>\n\n<p><strong>Galven\u0101s vielas, kas satur se\u0161v\u0113rt\u012bgo hromu<\/strong> jeb hromu VI, ir \u0161\u0101das:<\/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\">K\u0101lija dihrom\u0101ts<\/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\">N\u0101trija un k\u0101lija dihrom\u0101ti<\/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\">Stroncija hrom\u0101ts<\/p>\n<\/div>\n<\/div>\n\n<p><strong>Se\u0161v\u0113rt\u012bgo hromu un t\u0101 savienojumus<\/strong> galvenok\u0101rt izmanto \u0161\u0101d\u0101s nozar\u0113s:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>t\u0113rauda r\u016bpniec\u012bba (hroms ner\u016bs\u0113jo\u0161\u0101 un speci\u0101l\u0101 t\u0113rauda un sakaus\u0113jumu ra\u017eo\u0161anai) ;<\/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=\"siderur&#x123;ija\" 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>\u0137\u012bmisk\u0101 r\u016bpniec\u012bba (hroma savienojumu ra\u017eo\u0161ana) ;<\/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=\"&#x136;&#x12B;misk&#x101; r&#x16B;pniec&#x12B;ba\" 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>Virsmas apstr\u0101de (elektrol\u012btiskais hrom\u0113\u0161ana, ciet\u0101 hrom\u0113\u0161ana, dekorat\u012bv\u0101 hrom\u0113\u0161ana) ;<\/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=\"virsmu apstr&#x101;de\" 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>kokr\u016bpniec\u012bba (saglab\u0101\u0161ana) ;<\/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=\"kokapstr&#x101;de\" 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>pigmentu un kr\u0101svielu ra\u017eo\u0161ana ;<\/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=\"pigmentu un kr&#x101;svielu ra&#x17E;o&#x161;ana\" 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>\u0101das miec\u0113\u0161ana ;<\/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=\"&#x101;das miec&#x113;&#x161;ana\" 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>Aeronautika (augsta korozijiztur\u012bga kr\u0101sa, sl\u012bp\u0113\u0161ana, sl\u012bp\u0113\u0161ana utt.) ;<\/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=\"aeronautika\" 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>Gaisa ku\u0123u tehnisk\u0101 apkope (kr\u0101so\u0161ana) ;<\/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=\"aeronavig&#x101;cijas kr&#x101;so&#x161;ana\" 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 se\u0161v\u0113rt\u012bgais hroms: \u012bstermi\u0146a un 8 stundu aroda robe\u017ev\u0113rt\u012bba<\/h2>\n\n<p>Se\u0161v\u0113rt\u012bgais hroms un t\u0101 savienojumi ir <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\/\">\u0137\u012bmisk\u0101s vielas, kas klasific\u0113tas k\u0101 CMR<\/a><\/strong> (kancerog\u0113nas, mutag\u0113nas vai reprodukt\u012bvajai funkcijai toksiskas): C1A, M1B, R2.<\/p>\n\n<p>2020. gada 9. decembra Dekr\u0113t\u0101 2020-1546 ir noteiktas saisto\u0161as se\u0161v\u0113rt\u012bg\u0101 hroma un t\u0101 savienojumu arodekspoz\u012bcijas robe\u017ev\u0113rt\u012bbas<a href=\"https:\/\/obera.fr\/lv\/musu-padoms\/kas-ir-arodekspozicijas-robezvertiba-jeb-oel\/\" data-type=\"post\" data-id=\"1999\">(OELV)<\/a>.<\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>aroda asto\u0146u stundu robe\u017ev\u0113rt\u012bba<\/strong> (VLEP-8h) = 0,001 mg\/m\u00b3 <strong>\u012bstermi\u0146a aroda robe\u017ev\u0113rt\u012bba<\/strong> (VLCT) = 0,005 mg\/m\u00b3<\/p>\n<\/blockquote>\n\n<p><strong>Saisto\u0161ie <\/strong>un <strong>indikat\u012bvie<\/strong> <strong>TLV <\/strong>ievie\u0161 atsauces v\u0113rt\u012bbu, <strong>nov\u0113rt\u0113jot pies\u0101r\u0146ot\u0101ju iedarb\u012bbu uz darbiniekiem darba viet\u0101<\/strong>. Pies\u0101r\u0146ojo\u0161o vielu koncentr\u0101cijas l\u012bme\u0146u m\u0113r\u012bjumus darba vides gais\u0101 izmanto, lai noteiktu \u012bstenojamos riska nov\u0113r\u0161anas pas\u0101kumus. <\/p>\n\n<p>V\u0113rts izlas\u012bt ar\u012b: K\u0101di ir riski, <a href=\"https:\/\/obera.fr\/lv\/musu-padoms\/kadi-ir-vlep-neieverosanas-riski\/\" data-type=\"post\" data-id=\"1816\">neiev\u0113rojot VLEP<\/a>?<\/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>\u0136\u012bmisko a\u0123entu koncentr\u0101ciju darba vietu atmosf\u0113r\u0101 izsaka :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>mg\/m\u00b3 \u0161\u0137idrajiem un cietajiem aerosoliem ;<\/li>\n\n\n\n<li>ppm (miljonda\u013cas) vai ml\/m\u00b3 g\u0101z\u0113m un\/vai tvaikiem ;<\/li>\n\n\n\n<li>\u0161\u0137iedras\/cm\u00b3 \u0161\u0137iedr\u0101m.<\/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>Aroda ekspoz\u012bcijas robe\u017ev\u0113rt\u012bba tiek m\u0113r\u012bta uz :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>8 stundu atskaites periods 8 stundu VLEP ;<\/li>\n\n\n\n<li>maksim\u0101lais \u012bslaic\u012bgo TLV ilgums ir 15 min\u016btes.<\/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\">K\u0101d\u0101s form\u0101s ir sastopams hroms VI jeb se\u0161v\u0113rt\u012bgais hroms un k\u0101 tas tiek apstr\u0101d\u0101ts?<\/h2>\n\n<p>Hroms 6 parasti ir sastopams putek\u013cu veid\u0101 vai putek\u013cu sast\u0101v\u0101. \u0160is pies\u0101r\u0146ot\u0101js rodas, apstr\u0101d\u0101jot, veidojot vai p\u0101rstr\u0101d\u0101jot materi\u0101lus, kas satur hromu VI vai ir p\u0101rkl\u0101ti ar to. <\/p>\n\n<p>Se\u0161v\u0113rt\u012bgo hromu putek\u013cu veid\u0101 var att\u012br\u012bt, izmantojot da\u013ci\u0146u filtrus ar vismaz H un\/vai HEPA H13 vai H14 klasi. Visus GOS att\u012br\u012b\u0161anas risin\u0101jumus var atrast vietn\u0113 https:\/\/obera.fr\/produits\/depoussiereurs-industriels. <\/p>\n\n<p>Papildu inform\u0101cija: <a href=\"https:\/\/obera.fr\/lv\/musu-padoms\/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 noteikumi, \u0137\u012bmisk\u0101 riska nov\u0113rt\u0113jums darba viet\u0101<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Se\u0161v\u0113rt\u012bgais hroms un t\u0101 savienojumi ir \u0137\u012bmiskas vielas, kas klasific\u0113tas k\u0101 CMR (kancerog\u0113nas, mutag\u0113nas vai reprodukt\u012bvajai funkcijai toksiskas): C1A, M1B, R2. K\u0101das ir galven\u0101s vielas? K\u0101das ir TLV v\u0113rt\u012bbas un k\u0101 t\u0101s var apstr\u0101d\u0101t?  <\/p>\n","protected":false},"author":4,"featured_media":98218,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Saisto\u0161ie ELV : Kas ir se\u0161v\u0113rt\u012bgais hroms?","_seopress_titles_desc":"Uzziniet vair\u0101k par se\u0161v\u0113rt\u012bg\u0101 hroma arodekspoz\u012bcijas robe\u017ev\u0113rt\u012bb\u0101m. Obera projekt\u0113 iek\u0101rtas, kas atbilst \u0161iem OEL. ","_seopress_robots_index":"","footnotes":""},"categories":[132],"tags":[133],"class_list":["post-98308","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-musu-padoms","tag-entete-maza","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\/lv\/wp-json\/wp\/v2\/posts\/98308","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/obera.fr\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/obera.fr\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/obera.fr\/lv\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/obera.fr\/lv\/wp-json\/wp\/v2\/comments?post=98308"}],"version-history":[{"count":1,"href":"https:\/\/obera.fr\/lv\/wp-json\/wp\/v2\/posts\/98308\/revisions"}],"predecessor-version":[{"id":98311,"href":"https:\/\/obera.fr\/lv\/wp-json\/wp\/v2\/posts\/98308\/revisions\/98311"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/obera.fr\/lv\/wp-json\/wp\/v2\/media\/98218"}],"wp:attachment":[{"href":"https:\/\/obera.fr\/lv\/wp-json\/wp\/v2\/media?parent=98308"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/obera.fr\/lv\/wp-json\/wp\/v2\/categories?post=98308"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/obera.fr\/lv\/wp-json\/wp\/v2\/tags?post=98308"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}