{"id":183522,"date":"2025-10-24T11:56:06","date_gmt":"2025-10-24T09:56:06","guid":{"rendered":"https:\/\/www.ainia.com\/?p=183522"},"modified":"2025-11-28T14:30:35","modified_gmt":"2025-11-28T13:30:35","slug":"mosh-moah-definicao-principais-fontes-desafios-analiticos","status":"publish","type":"post","link":"https:\/\/www.ainia.com\/pt\/ainia-news\/mosh-moah-definicao-principais-fontes-desafios-analiticos\/","title":{"rendered":"MOSH\/MOAH: defini\u00e7\u00e3o, principais fontes e desafios anal\u00edticos"},"content":{"rendered":"<html><body><div class=\"wpb-content-wrapper\"><p><span data-contrast=\"none\"><span class=\"TextRun SCXW41880406 BCX8\" lang=\"ES-ES\" xml:lang=\"ES-ES\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW41880406 BCX8\"><span class=\"TextRun SCXW194446391 BCX8\" lang=\"ES-ES\" xml:lang=\"ES-ES\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW194446391 BCX8\"><span class=\"TextRun SCXW1005685 BCX8\" lang=\"ES-ES\" xml:lang=\"ES-ES\" data-contrast=\"auto\"><span class=\"NormalTextRun SpellingErrorV2Themed SCXW1005685 BCX8\">[vc_row][vc_column][vc_column_text css=\u201d\u201d]<\/span><\/span><\/span><\/span><\/span><\/span><\/span><span data-contrast=\"auto\">A <\/span><b><span data-contrast=\"auto\">an\u00e1lise MOSH\/MOAH<\/span><\/b><span data-contrast=\"auto\"> tornou-se uma prioridade crescente para a ind\u00fastria alimentar europeia. A dete\u00e7\u00e3o e o controlo destes compostos representam n\u00e3o s\u00f3 um desafio t\u00e9cnico, mas tamb\u00e9m um desafio regulamentar, uma vez que a <strong><a href=\"https:\/\/www.ainia.com\/pt\/ainia-news\/mosh-e-moah-nos-alimentos-estamos-preparados-para-o-novo-quadro-regulamentar\/\">futura legisla\u00e7\u00e3o europeia<\/a> <\/strong>dever\u00e1 estabelecer <\/span><b><span data-contrast=\"auto\">limites m\u00e1ximos para os MOSH\/MOAH<\/span><\/b><span data-contrast=\"auto\">.<\/span><br>\n<span data-contrast=\"auto\"> Neste artigo, exploramos o que s\u00e3o, porque preocupam e quais s\u00e3o as principais dificuldades e ferramentas dispon\u00edveis para o seu controlo anal\u00edtico.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/p>\n<h2 aria-level=\"2\"><b><span data-contrast=\"none\">Defini\u00e7\u00e3o de MOSH\/MOAH<\/span><\/b><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"134245418\":true,\"134245529\":true,\"335551550\":0,\"335551620\":0,\"335559738\":299,\"335559739\":299}'>\u00a0<\/span><\/h2>\n<p><span data-contrast=\"auto\">Os <\/span><b><span data-contrast=\"auto\">hidrocarbonetos de \u00f3leos minerais (MOH)<\/span><\/b><span data-contrast=\"auto\"> constituem uma mistura complexa de compostos qu\u00edmicos derivados principalmente da destila\u00e7\u00e3o e refina\u00e7\u00e3o do petr\u00f3leo, embora tamb\u00e9m possam ser produzidos a partir do carv\u00e3o, do g\u00e1s natural ou da biomassa.<\/span><br>\n<span data-contrast=\"auto\"> A sua composi\u00e7\u00e3o e comportamento variam conforme a origem e o grau de processamento do \u00f3leo mineral.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">No contexto da <\/span><b><span data-contrast=\"auto\">an\u00e1lise MOSH\/MOAH<\/span><\/b><span data-contrast=\"auto\">, estes compostos dividem-se em dois grandes grupos com propriedades qu\u00edmicas e toxicol\u00f3gicas distintas:<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/p>\n<h4><b><span data-contrast=\"auto\">MOSH: Hidrocarbonetos saturados de \u00f3leos minerais<\/span><\/b><\/h4>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"o\" data-font=\"Courier New\" data-listid=\"46\" data-list-defn-props='{\"335552541\":1,\"335559683\":1,\"335559684\":-2,\"335559685\":1440,\"335559991\":360,\"469769226\":\"Courier New\",\"469769242\":[9675],\"469777803\":\"left\",\"469777804\":\"o\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"1\" data-aria-level=\"2\"><span data-contrast=\"auto\">Incluem <\/span><b><span data-contrast=\"auto\">hidrocarbonetos de cadeia aberta<\/span><\/b><span data-contrast=\"auto\">, principalmente <\/span><b><span data-contrast=\"auto\">parafinas ramificadas<\/span><\/b><span data-contrast=\"auto\">, e <\/span><b><span data-contrast=\"auto\">hidrocarbonetos c\u00edclicos<\/span><\/b><span data-contrast=\"auto\"> com pelo menos um anel saturado (designados <\/span><b><span data-contrast=\"auto\">naftenos<\/span><\/b><span data-contrast=\"auto\">).<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"o\" data-font=\"Courier New\" data-listid=\"46\" data-list-defn-props='{\"335552541\":1,\"335559683\":1,\"335559684\":-2,\"335559685\":1440,\"335559991\":360,\"469769226\":\"Courier New\",\"469769242\":[9675],\"469777803\":\"left\",\"469777804\":\"o\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"2\" data-aria-level=\"2\"><span data-contrast=\"auto\">S\u00e3o compostos quimicamente est\u00e1veis que podem <\/span><b><span data-contrast=\"auto\">acumular-se em tecidos gordos e em \u00f3rg\u00e3os<\/span><\/b><span data-contrast=\"auto\"> como o f\u00edgado, o ba\u00e7o e o tecido adiposo.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"o\" data-font=\"Courier New\" data-listid=\"46\" data-list-defn-props='{\"335552541\":1,\"335559683\":1,\"335559684\":-2,\"335559685\":1440,\"335559991\":360,\"469769226\":\"Courier New\",\"469769242\":[9675],\"469777803\":\"left\",\"469777804\":\"o\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"3\" data-aria-level=\"2\"><span data-contrast=\"auto\">Embora os seus efeitos a longo prazo ainda n\u00e3o sejam totalmente conhecidos, a <\/span><b><span data-contrast=\"auto\">EFSA<\/span><\/b><span data-contrast=\"auto\"> recomenda uma monitoriza\u00e7\u00e3o cont\u00ednua devido ao seu <\/span><b><span data-contrast=\"auto\">potencial bioacumulativo<\/span><\/b><span data-contrast=\"auto\">.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<h4><b><span data-contrast=\"auto\">MOAH: Hidrocarbonetos arom\u00e1ticos de \u00f3leos minerais<\/span><\/b><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/h4>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"o\" data-font=\"Courier New\" data-listid=\"46\" data-list-defn-props='{\"335552541\":1,\"335559683\":1,\"335559684\":-2,\"335559685\":1440,\"335559991\":360,\"469769226\":\"Courier New\",\"469769242\":[9675],\"469777803\":\"left\",\"469777804\":\"o\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"1\" data-aria-level=\"2\"><span data-contrast=\"auto\">S\u00e3o constitu\u00eddos por <\/span><b><span data-contrast=\"auto\">hidrocarbonetos arom\u00e1ticos altamente alquilados<\/span><\/b><span data-contrast=\"auto\">, com um ou v\u00e1rios an\u00e9is arom\u00e1ticos.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"o\" data-font=\"Courier New\" data-listid=\"46\" data-list-defn-props='{\"335552541\":1,\"335559683\":1,\"335559684\":-2,\"335559685\":1440,\"335559991\":360,\"469769226\":\"Courier New\",\"469769242\":[9675],\"469777803\":\"left\",\"469777804\":\"o\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"2\" data-aria-level=\"2\"><span data-contrast=\"auto\">Os <\/span><b><span data-contrast=\"auto\">MOAH com tr\u00eas ou mais an\u00e9is arom\u00e1ticos<\/span><\/b><span data-contrast=\"auto\"> demonstraram <\/span><b><span data-contrast=\"auto\">potencial genot\u00f3xico e carcinog\u00e9nico<\/span><\/b><span data-contrast=\"auto\">, raz\u00e3o pela qual a sua dete\u00e7\u00e3o atrav\u00e9s da <\/span><b><span data-contrast=\"auto\">an\u00e1lise MOSH\/MOAH<\/span><\/b><span data-contrast=\"auto\"> \u00e9 priorit\u00e1ria em alimentos e materiais em contacto com alimentos.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"o\" data-font=\"Courier New\" data-listid=\"46\" data-list-defn-props='{\"335552541\":1,\"335559683\":1,\"335559684\":-2,\"335559685\":1440,\"335559991\":360,\"469769226\":\"Courier New\",\"469769242\":[9675],\"469777803\":\"left\",\"469777804\":\"o\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"3\" data-aria-level=\"2\"><span data-contrast=\"auto\">Os <\/span><b><span data-contrast=\"auto\">MOAH com um ou dois an\u00e9is arom\u00e1ticos<\/span><\/b><span data-contrast=\"auto\"> ainda apresentam <\/span><b><span data-contrast=\"auto\">incerteza toxicol\u00f3gica<\/span><\/b><span data-contrast=\"auto\">, devido \u00e0 falta de dados conclusivos sobre o seu comportamento biol\u00f3gico.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">A <\/span><b><span data-contrast=\"auto\">atualiza\u00e7\u00e3o da avalia\u00e7\u00e3o de riscos da EFSA (2023)<\/span><\/b><span data-contrast=\"auto\"> confirma a necessidade de controlar e diferenciar as fra\u00e7\u00f5es <\/span><b><span data-contrast=\"auto\">MOSH e MOAH<\/span><\/b><span data-contrast=\"auto\"> em matrizes alimentares, n\u00e3o s\u00f3 pela sua origem industrial ou ambiental, mas tamb\u00e9m pelas <\/span><b><span data-contrast=\"auto\">implica\u00e7\u00f5es sanit\u00e1rias potenciais<\/span><\/b><span data-contrast=\"auto\"> decorrentes da sua ingest\u00e3o continuada.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/p>\n<p><img decoding=\"async\" class=\"alignnone size-large wp-image-183488\" src=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/10\/mosh-moah-es-996x1024.png\" alt=\"MOSH\/MOAH\" width=\"996\" height=\"1024\" srcset=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/10\/mosh-moah-es-996x1024.png 996w, https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/10\/mosh-moah-es-292x300.png 292w, https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/10\/mosh-moah-es-768x790.png 768w, https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/10\/mosh-moah-es.png 1350w\" sizes=\"(max-width: 996px) 100vw, 996px\"><\/p>\n<h2 aria-level=\"2\"><span class=\"TextRun SCXW76024180 BCX8\" lang=\"ES-ES\" xml:lang=\"ES-ES\" data-contrast=\"none\"><span class=\"NormalTextRun SpellingErrorV2Themed SCXW76024180 BCX8\" data-ccp-parastyle=\"heading 2\">Fontes<\/span> <span class=\"NormalTextRun SpellingErrorV2Themed SCXW76024180 BCX8\" data-ccp-parastyle=\"heading 2\">potenciais<\/span><span class=\"NormalTextRun SCXW76024180 BCX8\" data-ccp-parastyle=\"heading 2\"> de <\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW76024180 BCX8\" data-ccp-parastyle=\"heading 2\">contamina\u00e7\u00e3o<\/span><span class=\"NormalTextRun SCXW76024180 BCX8\" data-ccp-parastyle=\"heading 2\"> por MOSH\/MOAH<\/span><\/span><span class=\"EOP SCXW76024180 BCX8\" data-ccp-props='{\"134233117\":false,\"134233118\":false,\"134245418\":true,\"134245529\":true,\"335551550\":0,\"335551620\":0,\"335559738\":299,\"335559739\":299}'>\u00a0<\/span><\/h2>\n<p><span data-contrast=\"auto\">Os <\/span><b><span data-contrast=\"auto\">MOSH e MOAH<\/span><\/b><span data-contrast=\"auto\"> podem entrar nos alimentos atrav\u00e9s de diferentes vias ao longo de toda a cadeia de produ\u00e7\u00e3o, transforma\u00e7\u00e3o e distribui\u00e7\u00e3o. Estas vias de contamina\u00e7\u00e3o tornam o seu controlo particularmente complexo.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">Entre as principais <\/span><b><span data-contrast=\"auto\">fontes de contamina\u00e7\u00e3o por hidrocarbonetos de \u00f3leos minerais<\/span><\/b><span data-contrast=\"auto\">, destacam-se:<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"47\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Processamento de alimentos:<\/span><\/b><span data-contrast=\"auto\"> lubrificantes e \u00f3leos utilizados em maquinaria, agentes antiespumantes ou ceras de revestimento aplicadas sobre frutas e legumes.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"47\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"2\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Migra\u00e7\u00e3o a partir de embalagens:<\/span><\/b><span data-contrast=\"auto\"> pap\u00e9is e cart\u00f5es reciclados, tintas de impress\u00e3o, ceras impermeabilizantes ou sacos de juta tratados com \u00f3leos minerais.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"47\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"3\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Contamina\u00e7\u00e3o ambiental:<\/span><\/b><span data-contrast=\"auto\"> gases de escape, part\u00edculas de pneus ou contamina\u00e7\u00e3o de ra\u00e7\u00f5es e ecossistemas aqu\u00e1ticos.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"47\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"4\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Pr\u00e1ticas agr\u00edcolas e armazenamento:<\/span><\/b><span data-contrast=\"auto\"> migra\u00e7\u00e3o a partir de solos ou materiais contaminados, transporte em recipientes inadequados ou<strong><a href=\"https:\/\/www.ainia.com\/pt\/residuos-veterinarios\/\"> res\u00edduos de pesticidas e produtos veterin\u00e1rios.<\/a><\/strong><\/span><strong>\u00a0<\/strong><\/li>\n<\/ul>\n<p>\u00a0<\/p>\n<h3 aria-level=\"3\"><strong><span class=\"TextRun SCXW186986273 BCX8\" lang=\"ES-ES\" xml:lang=\"ES-ES\" data-contrast=\"none\"><span class=\"NormalTextRun SpellingErrorV2Themed SCXW186986273 BCX8\" data-ccp-parastyle=\"heading 3\">Principais<\/span> <span class=\"NormalTextRun SpellingErrorV2Themed SCXW186986273 BCX8\" data-ccp-parastyle=\"heading 3\">categorias<\/span><span class=\"NormalTextRun SCXW186986273 BCX8\" data-ccp-parastyle=\"heading 3\"> de alimentos <\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW186986273 BCX8\" data-ccp-parastyle=\"heading 3\">afetadas<\/span><\/span><span class=\"EOP SCXW186986273 BCX8\" data-ccp-props='{\"134233117\":false,\"134233118\":false,\"134245418\":true,\"134245529\":true,\"335551550\":0,\"335551620\":0,\"335559738\":281,\"335559739\":281}'>\u00a0<\/span><\/strong><\/h3>\n<p><span data-contrast=\"auto\">Os estudos da <\/span><b><span data-contrast=\"auto\">EFSA (2023)<\/span><\/b><span data-contrast=\"auto\"> e os alertas do sistema <\/span><b><span data-contrast=\"auto\">RASFF<\/span><\/b><span data-contrast=\"auto\"> mostram que certos alimentos s\u00e3o mais suscet\u00edveis \u00e0 contamina\u00e7\u00e3o.<\/span> <span data-contrast=\"auto\">Os resultados da <\/span><b><span data-contrast=\"auto\">an\u00e1lise MOSH\/MOAH<\/span><\/b><span data-contrast=\"auto\"> revelam concentra\u00e7\u00f5es mais elevadas em:<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"48\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">\u00d3leos e gorduras vegetais<\/span><\/b><span data-contrast=\"auto\">, principal fonte de exposi\u00e7\u00e3o.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"48\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"2\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Cereais e produtos de padaria.<\/span><\/b><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"48\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"3\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Leguminosas, frutos secos, sementes oleaginosas e especiarias.<\/span><\/b><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"48\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"4\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Chocolate e produtos \u00e0 base de cacau.<\/span><\/b><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"48\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"5\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Produtos l\u00e1cteos, refei\u00e7\u00f5es prontas e snacks fritos.<\/span><\/b><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"48\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"6\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Alimentos para lactentes e peixe enlatado.<\/span><\/b><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">Os dados das notifica\u00e7\u00f5es europeias indicam que pa\u00edses como <\/span><b><span data-contrast=\"auto\">\u00cdndia, Paquist\u00e3o, Espanha e Alemanha<\/span><\/b><span data-contrast=\"auto\"> t\u00eam sido frequentemente identificados como origem de produtos n\u00e3o conformes.<\/span><br>\n<span data-contrast=\"auto\"> No caso de Espanha, a maioria das notifica\u00e7\u00f5es recentes refere-se a <\/span><b><span data-contrast=\"auto\">\u00f3leo de baga\u00e7o de azeitona<\/span><\/b><span data-contrast=\"auto\"> e <\/span><b><span data-contrast=\"auto\">azeite<\/span><\/b><span data-contrast=\"auto\">, confirmando a necessidade de refor\u00e7ar os controlos preventivos.<\/span><\/p>\n<h2 aria-level=\"1\"><span class=\"TextRun SCXW83647267 BCX8\" lang=\"ES-ES\" xml:lang=\"ES-ES\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW83647267 BCX8\" data-ccp-parastyle=\"heading 2\"><img decoding=\"async\" class=\"alignnone size-large wp-image-183523\" src=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/10\/VIAS-DE-ENTRADA-NOS-ALIMENTOS-1024x567.png\" alt=\"VIAS DE ENTRADA NOS ALIMENTOS MOSH MOAH\" width=\"1024\" height=\"567\" srcset=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/10\/VIAS-DE-ENTRADA-NOS-ALIMENTOS-1024x567.png 1024w, https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/10\/VIAS-DE-ENTRADA-NOS-ALIMENTOS-300x166.png 300w, https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/10\/VIAS-DE-ENTRADA-NOS-ALIMENTOS-768x425.png 768w, https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/10\/VIAS-DE-ENTRADA-NOS-ALIMENTOS.png 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/span><\/span><\/h2>\n<h2 aria-level=\"1\"><span class=\"TextRun SCXW83647267 BCX8\" lang=\"ES-ES\" xml:lang=\"ES-ES\" data-contrast=\"none\"><span class=\"NormalTextRun SCXW83647267 BCX8\" data-ccp-parastyle=\"heading 2\">Problem\u00e1tica da <\/span><span class=\"NormalTextRun SpellingErrorV2Themed SCXW83647267 BCX8\" data-ccp-parastyle=\"heading 2\">an\u00e1lise<\/span><span class=\"NormalTextRun SCXW83647267 BCX8\" data-ccp-parastyle=\"heading 2\"> MOSH\/MOAH<\/span><\/span><span class=\"EOP SCXW83647267 BCX8\" data-ccp-props='{\"134233117\":false,\"134233118\":false,\"134245418\":true,\"134245529\":true,\"335551550\":0,\"335551620\":0,\"335559738\":299,\"335559739\":299}'>\u00a0<\/span><\/h2>\n<p><span data-contrast=\"auto\">As t\u00e9cnicas mais utilizadas atualmente na <\/span><b><span data-contrast=\"auto\">an\u00e1lise MOSH\/MOAH<\/span><\/b><span data-contrast=\"auto\"> s\u00e3o <\/span><b><span data-contrast=\"auto\">LC-GC-FID<\/span><\/b><span data-contrast=\"auto\"> e <\/span><b><span data-contrast=\"auto\">GC\u00d7GC-MS-FID<\/span><\/b><span data-contrast=\"auto\">, ambas aplicadas \u00e0 quantifica\u00e7\u00e3o e caracteriza\u00e7\u00e3o das fra\u00e7\u00f5es de hidrocarbonetos presentes nas amostras alimentares.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/p>\n<h3 aria-level=\"3\"><strong>LC-GC-FID (Cromatografia L\u00edquida acoplada \u00e0 Cromatografia Gasosa com Dete\u00e7\u00e3o por Ioniza\u00e7\u00e3o de Chama)\u00a0<\/strong><\/h3>\n<p><span data-contrast=\"auto\">\u00c9 o m\u00e9todo de refer\u00eancia mais amplamente utilizado.<\/span><br>\n<span data-contrast=\"auto\"> Permite determinar a <\/span><b><span data-contrast=\"auto\">fra\u00e7\u00e3o total de MOSH e MOAH<\/span><\/b><span data-contrast=\"auto\"> em mg\/kg de amostra. No entanto, apresenta algumas limita\u00e7\u00f5es:<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"50\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"auto\">N\u00e3o permite separar completamente os compostos individuais.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"50\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\">Pode gerar <\/span><b><span data-contrast=\"auto\">sobrestimativas<\/span><\/b><span data-contrast=\"auto\"> devido a interfer\u00eancias naturais.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"50\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"auto\">Dificulta a identifica\u00e7\u00e3o da <\/span><b><span data-contrast=\"auto\">origem real da contamina\u00e7\u00e3o<\/span><\/b><span data-contrast=\"auto\">.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<h3 aria-level=\"3\"><strong>GC\u00d7GC-MS-FID (Cromatografia Gasosa Bidimensional acoplada \u00e0 Espectrometria de Massa e Dete\u00e7\u00e3o por Ioniza\u00e7\u00e3o de Chama)\u00a0<\/strong><\/h3>\n<p><span data-contrast=\"auto\">Esta t\u00e9cnica avan\u00e7ada oferece <\/span><b><span data-contrast=\"auto\">maior capacidade de separa\u00e7\u00e3o e resolu\u00e7\u00e3o<\/span><\/b><span data-contrast=\"auto\">, permitindo:<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"51\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Diferenciar interfer\u00eancias<\/span><\/b><span data-contrast=\"auto\"> e reduzir as sobrestimativas dos resultados.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"51\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"2\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Identificar marcadores espec\u00edficos de contamina\u00e7\u00e3o<\/span><\/b><span data-contrast=\"auto\"> por \u00f3leos minerais, como o <\/span><b><span data-contrast=\"auto\">dibenzotiofeno (DBT)<\/span><\/b><span data-contrast=\"auto\"> e o <\/span><b><span data-contrast=\"auto\">diisopropilnaftaleno (DIPN)<\/span><\/b><span data-contrast=\"auto\">.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"51\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"3\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Distinguir o n\u00famero de an\u00e9is arom\u00e1ticos<\/span><\/b><span data-contrast=\"auto\"> na fra\u00e7\u00e3o MOAH.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"51\" data-list-defn-props='{\"335552541\":1,\"335559683\":0,\"335559684\":-2,\"335559685\":720,\"335559991\":360,\"469769226\":\"Symbol\",\"469769242\":[8226],\"469777803\":\"left\",\"469777804\":\"\uf0b7\",\"469777815\":\"hybridMultilevel\"}' data-aria-posinset=\"4\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">Avaliar com maior precis\u00e3o<\/span><\/b><span data-contrast=\"auto\"> a origem e a concentra\u00e7\u00e3o do contaminante.<\/span><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335551550\":0,\"335551620\":0,\"335559738\":240,\"335559739\":240}'>\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">Por estas raz\u00f5es, a <\/span><b><span data-contrast=\"auto\">GC\u00d7GC-MS-FID<\/span><\/b><span data-contrast=\"auto\"> \u00e9 atualmente considerada uma <\/span><b><span data-contrast=\"auto\">t\u00e9cnica confirmat\u00f3ria essencial<\/span><\/b><span data-contrast=\"auto\"> na <\/span><b><span data-contrast=\"auto\">an\u00e1lise MOSH\/MOAH<\/span><\/b><span data-contrast=\"auto\">, especialmente em<strong><a href=\"https:\/\/www.ainia.com\/pt\/ainia-news\/mosh-e-moah-nos-alimentos-estamos-preparados-para-o-novo-quadro-regulamentar\/\"> investiga\u00e7\u00f5es regulamentares e projetos de diagn\u00f3stico avan\u00e7ado.<\/a><\/strong><\/span><strong>\u00a0<\/strong><\/p>\n<p><img decoding=\"async\" class=\"alignnone size-large wp-image-182028\" src=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/09\/resolucion-cromatografica-de-LC-GC-FID-y-GCxGC-MS-FID-1024x310.png\" alt=\"resoluci\u00f3n cromatogr\u00e1fica de LC-GC-FID y GCxGC-MS-FID\" width=\"1024\" height=\"310\" srcset=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/09\/resolucion-cromatografica-de-LC-GC-FID-y-GCxGC-MS-FID-1024x310.png 1024w, https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/09\/resolucion-cromatografica-de-LC-GC-FID-y-GCxGC-MS-FID-300x91.png 300w, https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/09\/resolucion-cromatografica-de-LC-GC-FID-y-GCxGC-MS-FID-768x232.png 768w, https:\/\/www.ainia.com\/wp-content\/uploads\/2025\/09\/resolucion-cromatografica-de-LC-GC-FID-y-GCxGC-MS-FID.png 1373w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><span data-ccp-props='{\"134233117\":false,\"134233118\":false,\"335559738\":240,\"335559739\":240}'>[\/vc_column_text][\/vc_column][\/vc_row]<\/span><\/p>\n<\/div><\/body><\/html>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text css=\u201d\u201d]A an\u00e1lise MOSH\/MOAH tornou-se uma prioridade crescente para a ind\u00fastria alimentar europeia. A dete\u00e7\u00e3o e o controlo destes compostos representam n\u00e3o s\u00f3 um desafio t\u00e9cnico, mas tamb\u00e9m um desafio regulamentar, uma vez que a futura legisla\u00e7\u00e3o europeia dever\u00e1 estabelecer limites m\u00e1ximos para os MOSH\/MOAH. Neste artigo, exploramos o que s\u00e3o, porque preocupam e quais [&hellip;]<\/p>\n","protected":false},"author":273,"featured_media":183487,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1964],"tags":[],"class_list":["post-183522","post","type-post","status-publish","format-standard","hentry","category-tendencias-pt"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>MOSH\/MOAH: defini\u00e7\u00e3o, principais fontes e desafios anal\u00edticos<\/title>\n<meta name=\"description\" content=\"Saiba o que s\u00e3o os MOSH\/MOAH, as suas principais fontes de contamina\u00e7\u00e3o nos alimentos e os m\u00e9todos anal\u00edticos utilizados\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" 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