{"id":7387,"date":"2026-08-04T09:44:15","date_gmt":"2026-08-04T13:44:15","guid":{"rendered":"https:\/\/laboratorytesting.com\/?page_id=7387"},"modified":"2026-08-04T10:08:48","modified_gmt":"2026-08-04T14:08:48","slug":"ecd-leak-wipe-test-overview","status":"publish","type":"page","link":"https:\/\/laboratorytesting.com\/pt\/resources\/radiochemistry\/ecd-leak-wipe-test-overview\/","title":{"rendered":"Vis\u00e3o geral do teste de vazamento ECD"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"7387\" class=\"elementor elementor-7387\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f0777b3 bg-four-corner-image elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f0777b3\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4760a46\" data-id=\"4760a46\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4f2fe9f elementor-widget elementor-widget-heading\" data-id=\"4f2fe9f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Teste de vazamento por limpeza do detector de captura de el\u00e9trons (ECD)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a7f38a0 elementor-widget elementor-widget-image\" data-id=\"a7f38a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1314\" height=\"753\" src=\"https:\/\/laboratorytesting.com\/wp-content\/uploads\/2026\/08\/electron-capture-detector.jpg\" class=\"attachment-full size-full wp-image-7390\" alt=\"\" srcset=\"https:\/\/laboratorytesting.com\/wp-content\/uploads\/2026\/08\/electron-capture-detector.jpg 1314w, https:\/\/laboratorytesting.com\/wp-content\/uploads\/2026\/08\/electron-capture-detector-300x172.jpg 300w, https:\/\/laboratorytesting.com\/wp-content\/uploads\/2026\/08\/electron-capture-detector-1024x587.jpg 1024w, https:\/\/laboratorytesting.com\/wp-content\/uploads\/2026\/08\/electron-capture-detector-768x440.jpg 768w, https:\/\/laboratorytesting.com\/wp-content\/uploads\/2026\/08\/electron-capture-detector-18x10.jpg 18w, https:\/\/laboratorytesting.com\/wp-content\/uploads\/2026\/08\/electron-capture-detector-600x344.jpg 600w\" sizes=\"(max-width: 1314px) 100vw, 1314px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7516a42 elementor-widget elementor-widget-text-editor\" data-id=\"7516a42\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Um detector de captura de el\u00e9trons (ECD) \u00e9 um dispositivo amplamente utilizado em cromat\u00f3grafos gasosos para detectar amostras que absorvem el\u00e9trons, como compostos halogenados. Cada ECD geralmente cont\u00e9m de 10 a 15 milicuries de n\u00edquel-63 (Ni-63), uma fonte radioativa selada. A Comiss\u00e3o Reguladora Nuclear dos EUA (NRC) exige que cada licenciado que utilize uma fonte selada realize testes de vazamento na fonte a cada seis meses. Se os n\u00edveis de contamina\u00e7\u00e3o excederem 0,005 microcuries, o vazamento deve ser relatado \u00e0 NRC. O licenciado deve manter um registro dos resultados dos testes de vazamento em unidades de microcuries e conservar esse registro para inspe\u00e7\u00e3o pela NRC por tr\u00eas anos ap\u00f3s a realiza\u00e7\u00e3o do teste.<\/p><p><em>Para obter mais informa\u00e7\u00f5es, consulte o \u201cRegulamento NRC (10 CFR) \u00a7 39.35: Teste de vazamento de fontes seladas\u201d aqui: <a href=\"http:\/\/www.nrc.gov\/reading-rm\/doc-collections\/cfr\/part039\/part039-0035.html\" target=\"_blank\" rel=\"nofollow noopener\">http:\/\/www.nrc.gov\/reading-rm\/doc-collections\/cfr\/part039\/part039-0035.html<\/a><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f03399 elementor-widget elementor-widget-heading\" data-id=\"1f03399\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Mercado-alvo<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9cedc12 elementor-widget elementor-widget-text-editor\" data-id=\"9cedc12\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>O mercado-alvo para este teste espec\u00edfico inclui outros laborat\u00f3rios e\/ou empresas que possuam instrumentos que contenham materiais radioativos ou que tenham potencial para liberar part\u00edculas radioativas.<\/p><ul><li>Cromatografia gasosa com detector de captura de el\u00e9trons (GC-ECD)<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-f55944f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f55944f\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-bcf867e\" data-id=\"bcf867e\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-565d9c6 elementor-widget elementor-widget-heading\" data-id=\"565d9c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">O que \u00e9 n\u00edquel-63?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-049cc82 elementor-widget elementor-widget-text-editor\" data-id=\"049cc82\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>O n\u00edquel-63 (Ni-63) \u00e9 um emissor beta que pode causar danos potenciais se absorvido pelo corpo. Com o tempo, os equipamentos de captura de el\u00e9trons (ECD) podem apresentar vazamentos e potencialmente irradiar os operadores. O Ni-63 tem uma meia-vida de 100 anos.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-71a9590\" data-id=\"71a9590\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ad97955 elementor-widget elementor-widget-heading\" data-id=\"ad97955\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">O que \u00e9 um is\u00f3topo?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bd27320 elementor-widget elementor-widget-text-editor\" data-id=\"bd27320\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Qualquer uma de duas ou mais esp\u00e9cies de \u00e1tomos de um elemento qu\u00edmico com o mesmo n\u00famero at\u00f4mico e comportamento qu\u00edmico quase id\u00eantico, mas com massa at\u00f4mica ou n\u00famero de massa diferente e propriedades f\u00edsicas diferentes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-8469239\" data-id=\"8469239\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fafe9d0 elementor-widget elementor-widget-heading\" data-id=\"fafe9d0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">O que \u00e9 meia-vida?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ae8c05e elementor-widget elementor-widget-text-editor\" data-id=\"ae8c05e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>O tempo necess\u00e1rio para que uma subst\u00e2ncia radioativa perca 50% de sua radioatividade por decaimento \u00e9 conhecido como meia-vida.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Electron Capture Detector (ECD) Leak Wipe Test An electron capture detector (ECD) is a widely used device in a gas chromatograph to detect electron-absorbing samples such as halogen compounds. Each ECD usually contains 10-15 millicuries of Nickel-63 (NI-63), a sealed [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":7385,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"","footnotes":""},"class_list":["post-7387","page","type-page","status-publish","hentry","slug-ecd-leak-wipe-test-overview","odd_post_id"],"_links":{"self":[{"href":"https:\/\/laboratorytesting.com\/pt\/wp-json\/wp\/v2\/pages\/7387","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/laboratorytesting.com\/pt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/laboratorytesting.com\/pt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/laboratorytesting.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/laboratorytesting.com\/pt\/wp-json\/wp\/v2\/comments?post=7387"}],"version-history":[{"count":7,"href":"https:\/\/laboratorytesting.com\/pt\/wp-json\/wp\/v2\/pages\/7387\/revisions"}],"predecessor-version":[{"id":7396,"href":"https:\/\/laboratorytesting.com\/pt\/wp-json\/wp\/v2\/pages\/7387\/revisions\/7396"}],"up":[{"embeddable":true,"href":"https:\/\/laboratorytesting.com\/pt\/wp-json\/wp\/v2\/pages\/7385"}],"wp:attachment":[{"href":"https:\/\/laboratorytesting.com\/pt\/wp-json\/wp\/v2\/media?parent=7387"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}