{"id":8061,"date":"2019-11-16T17:06:16","date_gmt":"2019-11-16T09:06:16","guid":{"rendered":"https:\/\/www.humicchina.com\/?p=8061"},"modified":"2025-06-26T15:02:38","modified_gmt":"2025-06-26T07:02:38","slug":"how-to-identify-if-there-is-fulvic-acid-in-humic-acid-product","status":"publish","type":"post","link":"https:\/\/www.humicchina.com\/pt\/blog\/how-to-identify-if-there-is-fulvic-acid-in-humic-acid-product","title":{"rendered":"How to identify if there is fulvic acid in humic acid product?"},"content":{"rendered":"<p>Uma maneira f\u00e1cil e r\u00e1pida de identificar <a href=\"https:\/\/www.humicchina.com\/mineral-fulvic-acid\" target=\"_blank\" rel=\"noopener noreferrer\">\u00c1cido fulvico<\/a> (Some As partes seguintes s\u00e3o chamadas FA.) em produtos de \u00e1cido h\u00famico.<\/p>\n<h2><span style=\"font-size: 14pt;\">1. Perguntas sobre o \u00e1cido fulvico <\/span><\/h2>\n<p>Atualmente, existem muitos <a href=\"https:\/\/www.humicchina.com\/potassium-fulvate\" target=\"_blank\" rel=\"noopener noreferrer\">Pot\u00e1ssio fulfato<\/a> ou <a href=\"https:\/\/www.humicchina.com\/65-potassium-humate\" target=\"_blank\" rel=\"noopener noreferrer\">Humato de pot\u00e1ssio<\/a> no mercado. Muitos clientes perguntam, como voc\u00ea sabe se seus produtos cont\u00eam FA sem boas condi\u00e7\u00f5es de teste? Na verdade, desde que conhecemos as propriedades do \u00e1cido f\u00falvico, podemos simplesmente identificar se o produto cont\u00e9m FA, o que \u00e9 chamado de qualitativo em qu\u00edmica.\u00c9 claro que palavras quantitativas tamb\u00e9m precisam passar em testes rigorosos para saber.<!--more--><\/p>\n<h2><span style=\"font-size: 14pt;\">2. M\u00e9todo discriminante simples<\/span><\/h2>\n<p>O \u00e1cido f\u00falvico de origem mineral \u00e9 o menor componente de peso molecular dos produtos de \u00e1cido h\u00fanico. Enquanto outros \u00e1cidos h\u00famicos, como o \u00e1cido h\u00famico preto e o \u00e1cido h\u00famico marrom, s\u00e3o insol\u00faveis em \u00e1cidos. Podemos usar esta propriedade para identificar facilmente a FA nos produtos de \u00e1cido h\u00famico que voc\u00ea comprou.<\/p>\n<p>M\u00e9todos: Tome 0,1 g e dissolva-o em 1000 ml de \u00e1gua (tanto \u00e1gua da torneira como \u00e1gua pura s\u00e3o aceit\u00e1veis).  Diluir por 10 mil vezes. Adicione uma pequena quantidade de \u00e1cido sulf\u00farico (ou \u00e1cido clor\u00eddrico ou \u00e1cido n\u00edtrico) a um pH de cerca de 2 &#8211; 3.  Descanse 10 minutos. E filtra para observar a cor do filtrado e o res\u00edduo de papel de filtro. Quanto mais escura a cor do filtrado, maior o teor de FA. Quanto mais o res\u00edduo de papel de filtro, menor o teor de \u00e1cido f\u00falvico.<br \/>\n<img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone\" style=\"width: 800px; height: 391px;\" src=\"\/uploads\/allimg\/191023\/1-19102315000A57.jpg\" alt=\"How to identify if there is fulvic acid in humic acid product?\" width=\"1187\" height=\"580\" \/><\/p>\n<p>Contraste de cor entre humato de pot\u00e1ssio (esquerda) (conte\u00fado de FA)< 1%) e \u00e1cido fulvico (direita) (FA)> 50%) dilu\u00edda em 10.000 vezes.<br \/>\n<img decoding=\"async\" class=\"alignnone\" style=\"width: 800px; height: 476px;\" src=\"\/uploads\/allimg\/191023\/1-191023150100642.jpg\" alt=\"How to identify if there is fulvic acid in humic acid product?\" width=\"971\" height=\"578\" \/><\/p>\n<p>Vamos realmente conhecer o \u00e1cido h\u00famico, distinguir o verdadeiro e o falso, perceber o valor real dos produtos.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Uma maneira f\u00e1cil e r\u00e1pida de identificar \u00c1cido fulvico (Some As partes seguintes s\u00e3o chamadas FA.) em produtos de \u00e1cido h\u00famico. 1. Perguntas sobre o \u00e1cido fulvico Atualmente, existem muitos Pot\u00e1ssio fulfato ou Humato de pot\u00e1ssio no mercado. Muitos clientes perguntam, como voc\u00ea sabe se seus produtos cont\u00eam FA sem boas condi\u00e7\u00f5es de teste? Na [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7498,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[121],"tags":[165,132,359],"class_list":["post-8061","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-humic-acid","tag-fulvic-acid-in-humic-acid","tag-fulvic-acid","tag-fulvic-humic-acid"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.3 (Yoast SEO v26.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to identify if there is fulvic acid in humic acid product? &#8226; JINGFENG<\/title>\n<meta name=\"description\" content=\"As long as we know the properties of fulvic acid, we can simply identify whether the product contains fulvic acid, which is called ....\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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