{"id":1927,"date":"2025-01-02T19:31:00","date_gmt":"2025-01-02T19:31:00","guid":{"rendered":"https:\/\/www.gvs.com.br\/life-sciences\/?p=1927"},"modified":"2025-10-07T22:23:10","modified_gmt":"2025-10-07T22:23:10","slug":"filtracao-no-preparo-de-amostras-cromatograficas","status":"publish","type":"post","link":"https:\/\/www.gvs.com.br\/life-sciences\/2025\/01\/02\/filtracao-no-preparo-de-amostras-cromatograficas\/","title":{"rendered":"Descubra a import\u00e2ncia da filtra\u00e7\u00e3o no preparo de amostras cromatogr\u00e1ficas"},"content":{"rendered":"\n<div class=\"wp-block-uagb-container uagb-block-8556d22c alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-uagb-advanced-heading uagb-block-62d72bed\"><h1 class=\"uagb-heading-text\"><strong><strong><strong>Descubra a import\u00e2ncia da filtra\u00e7\u00e3o no <\/strong><\/strong><\/strong><br><strong><strong><strong>preparo de amostras cromatogr\u00e1ficas<\/strong><\/strong><\/strong><\/h1><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-cca09862\"><h2 class=\"uagb-heading-text\"><strong><strong><strong><strong>Entenda como o processo funciona e quais suas vantagens<\/strong><\/strong><\/strong><\/strong><\/h2><\/div>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<p>Sem d\u00favida, a evolu\u00e7\u00e3o tecnol\u00f3gica dos processos qu\u00edmicos fez com que muitas perguntas da \u00e1rea cient\u00edfica fossem respondidas. Afinal, com pr\u00e1ticas cada vez mais eficazes, \u00e9 poss\u00edvel conquistar resultados mais precisos. Mas, ao mesmo tempo, os recursos de an\u00e1lise instrumental aumentaram e come\u00e7aram a exigir um cuidado muito maior no preparo das amostras cromatogr\u00e1ficas, por exemplo.<\/p>\n\n\n\n<p>Pensando nisso, hoje vamos falar sobre o assunto e mostrar a import\u00e2ncia da filtra\u00e7\u00e3o neste tipo de procedimento.<\/p>\n\n\n\n<p>Ent\u00e3o, se deseja saber mais sobre o tema, continue a leitura e tire todas as suas d\u00favidas!<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-ast-global-color-0-color has-text-color has-link-color wp-elements-ae9ad79fe3d332f79c2bce978e4a0e55\"><strong>O que \u00e9 cromatografia?<\/strong><\/h2>\n\n\n\n<p>Para come\u00e7ar, queremos explicar o que \u00e9 uma an\u00e1lise cromatogr\u00e1fica.<\/p>\n\n\n\n<p>Portanto, trata-se de um processo que visa separar e identificar os componentes de uma determinada mistura.<\/p>\n\n\n\n<p>Ali\u00e1s, a pr\u00e1tica tem base na migra\u00e7\u00e3o dos compostos, que apresentam variadas intera\u00e7\u00f5es em suas duas fases existentes. S\u00e3o elas:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fase m\u00f3vel: quando ocorre o isolamento dos componentes, que correm por um solvente fluido l\u00edquido ou gasoso;<\/li>\n\n\n\n<li>Fase estacion\u00e1ria: etapa onde os componentes que est\u00e3o sendo separados ou identificados se fixam na superf\u00edcie de um material l\u00edquido ou s\u00f3lido.<\/li>\n<\/ul>\n\n\n\n<p>Dentro do processo cromatogr\u00e1fico existem dois conceitos b\u00e1sicos.<\/p>\n\n\n\n<p>Primeiramente, a elui\u00e7\u00e3o representa a corrida cromatogr\u00e1fica. J\u00e1 o eluente, \u00e9 um tipo de solvente que caracteriza a fase m\u00f3vel e interage com as amostras, promovendo a separa\u00e7\u00e3o dos componentes.<\/p>\n\n\n\n<p>Ent\u00e3o, a cromatografia \u00e9 a passagem da etapa m\u00f3vel sobre a estacion\u00e1ria, que separa os itens por sua diferen\u00e7a de afinidade atrav\u00e9s das duas fases citadas.<\/p>\n\n\n\n<p>Desse modo, a t\u00e9cnica \u00e9 essencial para identificar subst\u00e2ncias, purificar compostos e separar componentes de misturas.<\/p>\n\n\n\n<p>Mas, \u00e9 importante destacar que existem diferentes tipos de cromatografia, como: de papel, l\u00edquida, gasosa, de camada delgada, l\u00edquida de alta performance e de troca i\u00f4nica.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-ast-global-color-0-color has-text-color has-link-color wp-elements-2b9763eda461b687063147df2683fcae\"><strong>Como a pr\u00e1tica ajuda diferentes ind\u00fastrias?<\/strong><\/h2>\n\n\n\n<p>Como voc\u00ea viu, a cromatografia \u00e9 um processo muito detalhista. Mas, separamos algumas vantagens que mostram como o processo \u00e9 importante para ind\u00fastrias de diferentes segmentos. Veja algumas das principais conquistas da t\u00e9cnica, que analisa e separa misturas completas com efici\u00eancia:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Quantifica\u00e7\u00e3o das impurezas de um produto;<\/li>\n\n\n\n<li>Controle de qualidade de ativos e f\u00f3rmulas;<\/li>\n\n\n\n<li>Determina\u00e7\u00e3o da composi\u00e7\u00e3o e formula\u00e7\u00e3o de um item<\/li>\n\n\n\n<li>C\u00e1lculo da porcentagem do princ\u00edpio ativo;<\/li>\n\n\n\n<li>Estudo da estabilidade e degrada\u00e7\u00e3o de um produto.<\/li>\n<\/ul>\n\n\n\n<p>Sem d\u00favida, com essa funcionalidade, o processo consegue beneficiar a \u00e1rea de controle de qualidade e pesquisa e desenvolvimento de forma consider\u00e1vel, j\u00e1 que obt\u00e9m resultados r\u00e1pidos e muito precisos.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"323\" src=\"https:\/\/www.gvs.com.br\/life-sciences\/wp-content\/uploads\/2025\/09\/meio-ls-2-cromatografia-1024x323.jpg\" alt=\"\" class=\"wp-image-1963\" srcset=\"https:\/\/www.gvs.com.br\/life-sciences\/wp-content\/uploads\/2025\/09\/meio-ls-2-cromatografia-1024x323.jpg 1024w, https:\/\/www.gvs.com.br\/life-sciences\/wp-content\/uploads\/2025\/09\/meio-ls-2-cromatografia-300x95.jpg 300w, https:\/\/www.gvs.com.br\/life-sciences\/wp-content\/uploads\/2025\/09\/meio-ls-2-cromatografia-768x242.jpg 768w, https:\/\/www.gvs.com.br\/life-sciences\/wp-content\/uploads\/2025\/09\/meio-ls-2-cromatografia.jpg 1110w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Cromatografia<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-ast-global-color-0-color has-text-color has-link-color wp-elements-b417b275147e458a1f95ac76b41536ff\"><strong>O preparo de amostras cromatogr\u00e1ficas<\/strong><\/h2>\n\n\n\n<p>De fato, as atividades de prepara\u00e7\u00e3o de amostras s\u00e3o essenciais para variados processos.<\/p>\n\n\n\n<p>Para come\u00e7ar, as principais t\u00e9cnicas de preparo do tipo abrangem tr\u00eas \u00e1reas: filtra\u00e7\u00e3o, purifica\u00e7\u00e3o e extra\u00e7\u00e3o.<\/p>\n\n\n\n<p>Desse modo, as pr\u00e1ticas podem variar de acordo com complexidade de execu\u00e7\u00e3o, capacidade de limpeza das amostras e custo operacional.<\/p>\n\n\n\n<p>Mas, independente destes fatores, o objetivo do processo \u00e9 oferecer materiais que atendam os seguintes requisitos:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sejam livres de interferentes;<\/li>\n\n\n\n<li>Evitem danificar a coluna cromatogr\u00e1fica e o instrumento;<\/li>\n\n\n\n<li>Tenham compatibilidade com a t\u00e9cnica realizada na an\u00e1lise.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-ast-global-color-0-color has-text-color has-link-color wp-elements-28b4c17f8df107eb6a86fc7f0b60a6f4\"><strong>A import\u00e2ncia da filtra\u00e7\u00e3o para as amostras cromatogr\u00e1ficas<\/strong><\/h2>\n\n\n\n<p>Agora que voc\u00ea j\u00e1 entendeu como a pr\u00e1tica funciona, vamos falar sobre a import\u00e2ncia da filtra\u00e7\u00e3o na prepara\u00e7\u00e3o das amostras.<\/p>\n\n\n\n<p>Portanto, um dos processos mais simples de preparo \u00e9 justamente a filtra\u00e7\u00e3o. Neste caso, a a\u00e7\u00e3o \u00e9 feita com o uso de um filtro de papel ou\u00a0<a href=\"https:\/\/www.gvs.com.br\/life-sciences\/produtos\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>filtro de seringa.<\/strong><\/a><\/p>\n\n\n\n<p>Desse modo, o material \u00e9 essencial para remover os particulados que podem atingir e comprometer o sistema cromatogr\u00e1fico com entupimentos.<\/p>\n\n\n\n<p>Ali\u00e1s, este problema costuma causar danos na cromatografia como, por exemplo, varia\u00e7\u00e3o no prazo de reten\u00e7\u00e3o e perda de resolu\u00e7\u00e3o, al\u00e9m de influenciar na diminui\u00e7\u00e3o do tempo de vida \u00fatil da coluna.<\/p>\n\n\n\n<p>Ent\u00e3o, o processo, realizado normalmente em laborat\u00f3rios farmac\u00eauticos e na finaliza\u00e7\u00e3o de outros m\u00e9todos que preparam amostra em diferentes etapas, precisa utilizar itens adequados.<\/p>\n\n\n\n<p>Dessa forma, o filtro de seringa \u00e9 o respons\u00e1vel por assegurar a compatibilidade qu\u00edmica da membrana com o solvente da amostra.<\/p>\n\n\n\n<p>Al\u00e9m disso, deve-se analisar o volume que deve ser filtrado com o tamanho do filtro correto e da part\u00edcula da coluna anal\u00edtica, para definir a porosidade.<\/p>\n\n\n\n<p>Para amostras biol\u00f3gicas, a membrana PES pode ser recomendada, assim como, a celulose regenerada para PFAs. Mas, existem diversas op\u00e7\u00f5es e o indicado \u00e9 realizar testes preliminares de recupera\u00e7\u00e3o de filtro.<\/p>\n\n\n\n<p>De acordo com especialistas, atualmente o formato mais conhecido do filtro \u00e9 o que acopla a seringa.<\/p>\n\n\n\n<p>No entanto, \u00e9 poss\u00edvel realizar a filtra\u00e7\u00e3o da amostra com mais agilidade e praticidade utilizando&nbsp;<a href=\"https:\/\/www.gvs.com.br\/life-sciences\/microfiltracao-filtros-separa\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>vials filtrantes.<\/strong><\/a><\/p>\n\n\n\n<p>Assim, o procedimento continuar\u00e1 sendo eficiente, mas com etapas reduzidas e menores riscos de contamina\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-ast-global-color-0-color has-text-color has-link-color wp-elements-46e41a7169eaddc82d77bf875658ba21\"><strong>Conhe\u00e7a os filtros GVS<\/strong><\/h2>\n\n\n\n<p>Sem d\u00favida, como voc\u00ea viu ao longo do texto, a filtra\u00e7\u00e3o na prepara\u00e7\u00e3o de amostras cromatogr\u00e1ficas \u00e9 muito importante.<\/p>\n\n\n\n<p>Ent\u00e3o, se quiser conhecer itens que podem fazer a diferen\u00e7a neste processo, acesse a nossa&nbsp;<a href=\"https:\/\/www.gvs.com.br\/life-sciences\/produtos\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>p\u00e1gina de produtos.<\/strong><\/a><br><br>Somos refer\u00eancia no mercado, atrav\u00e9s de solu\u00e7\u00f5es eficazes e com seguran\u00e7a e qualidade comprovadas.<\/p>\n\n\n\n<p>Al\u00e9m disso, se quiser saber mais informa\u00e7\u00f5es sobre o assunto, continue de olho em&nbsp;<a href=\"https:\/\/www.gvs.com.br\/life-sciences\/blog\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>nosso blog<\/strong><\/a>&nbsp;e confira outros textos sobre filtra\u00e7\u00e3o!<\/p>\n\n\n\n<div class=\"wp-block-uagb-separator uagb-block-6ec145c0\"><div class=\"uagb-separator-spacing-wrapper\"><div class=\"wp-block-uagb-separator__inner\" style=\"--my-background-image:\"><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-call-to-action uagb-block-da331e7c wp-block-button\"><div class=\"uagb-cta__wrap\"><h3 class=\"uagb-cta__title\">Fale com a gente!<\/h3><p class=\"uagb-cta__desc\">Entre em contato com o nosso time hoje mesmo, esclare\u00e7a as suas d\u00favidas e <strong>solicite a sua cota\u00e7\u00e3o!<\/strong><\/p><\/div><div class=\"uagb-cta__buttons\"><a href=\"https:\/\/wa.me\/5519997710045\" class=\"uagb-cta__button-link-wrapper wp-block-button__link\" target=\"_blank\" rel=\"noopener noreferrer\">WhastApp<\/a><\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-separator uagb-block-ee9b8592\"><div class=\"uagb-separator-spacing-wrapper\"><div class=\"wp-block-uagb-separator__inner\" style=\"--my-background-image:\"><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-call-to-action uagb-block-5a340998 wp-block-button\"><div class=\"uagb-cta__wrap\"><h3 class=\"uagb-cta__title\">Fique por dentro das novidades!<\/h3><p class=\"uagb-cta__desc\">Acesse e conhe\u00e7a a Linha Completa de<strong>&nbsp;Life Sciences da GVS<\/strong>.<\/p><\/div><div class=\"uagb-cta__buttons\"><a href=\"https:\/\/www.gvs.com.br\/life-sciences\" class=\"uagb-cta__button-link-wrapper wp-block-button__link\" target=\"_blank\" rel=\"noopener noreferrer\">Acesse J\u00e1!<\/a><\/div><\/div>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Descubra a import\u00e2ncia da filtra\u00e7\u00e3o no preparo de amostras cromatogr\u00e1ficas Entenda como o processo funciona e quais suas vantagens Sem [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1962,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[5,4],"tags":[6,7,23],"class_list":["post-1927","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gvs","category-life-sciences","tag-gvs","tag-life-sciences","tag-produtos-gvs"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Filtra\u00e7\u00e3o no preparo de amostras cromatogr\u00e1ficas<\/title>\n<meta name=\"description\" content=\"Descubra a import\u00e2ncia da filtra\u00e7\u00e3o no preparo de amostras cromatogr\u00e1ficas. 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