{"id":1569,"date":"2016-04-05T10:06:43","date_gmt":"2016-04-05T10:06:43","guid":{"rendered":"https:\/\/tank007.com?p=1569"},"modified":"2021-12-02T06:02:41","modified_gmt":"2021-12-02T06:02:41","slug":"uv-flashlight-can-detect-fluorescent-agents","status":"publish","type":"post","link":"https:\/\/www.tank007.com\/uv-flashlight-can-detect-fluorescent-agents\/","title":{"rendered":"What UV Flashlight Can Detect Fluorescent Agents"},"content":{"rendered":"<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-1155 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/tank007.com\/wp-content\/uploads\/2016\/02\/uv02-english_11.jpg\" alt=\"UV flashlight\" width=\"790\" height=\"402\"><noscript><img decoding=\"async\" class=\"aligncenter size-full wp-image-1155 lazyload\" src=\"https:\/\/tank007.com\/wp-content\/uploads\/2016\/02\/uv02-english_11.jpg\" alt=\"UV flashlight\" width=\"790\" height=\"402\"><\/noscript><\/p>\n<p>As fluorescent brightener is known to more and more people, UV flashlights become popular for the <a href=\"https:\/\/tank007.comproduct-category\/uv-flashlight\/\"><strong>UV led torch light<\/strong><\/a> can detect florescent agents. So, how to detect fluorescent agents in disposable paper cups? It is quite easy.<br \/>\nThe below tests are carried out with a common <a href=\"https:\/\/tank007.comproduct-category\/uv-flashlight\/\">365nm UV flashlight<\/a> (not Tank007).<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_73 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.tank007.com\/uv-flashlight-can-detect-fluorescent-agents\/#How_to_test_page_and_disposable_paper_cup\" title=\"How to test page and disposable paper cup\">How to test page and disposable paper cup<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.tank007.com\/uv-flashlight-can-detect-fluorescent-agents\/#Can_fluorescent_agent_cause_cancer\" title=\"Can fluorescent agent cause cancer\">Can fluorescent agent cause cancer<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"How_to_test_page_and_disposable_paper_cup\"><\/span>How to test page and disposable paper cup<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Disposable Paper Cup<\/strong><br \/>\nPut the paper cup into camera obscura, turn on the <a href=\"https:\/\/www.tank007.com\/illuminate-your-path-with-tank007-wholesale-uv-flashlights\/\">UV flashlight<\/a>, shine the light to the cup, if no color changes in the cup, it indicates that the cup does not contain fluorescent agents. If fluorescent reaction occurs, there is fluorescent agents in the cup.<br \/>\n<strong>A4 white paper<\/strong><br \/>\nLike testing the paper cup, put the white paper to the camera obscura, turn on the uv light, if the paper turn to bright blue, it means the paper contains lots of fluorescents agents.<br \/>\n<strong>So, are the tests above really right? May be.<\/strong><br \/>\nIn fact, not all UV flashlights throw pure UV light. How to tell UV light and other lights? It is easy. UV light is invisible, so you cannot see it. But some lights from UV flashlight include blue light, which can be seen. That\u2019s why some people find that, even the paper that does not contain fluorescent agent shine blue light under UV light. So, it is not reliable to test fluorescent agent with common UV flashlight, you need professional <strong><a href=\"https:\/\/tank007.comproduct-category\/uv-flashlight\/\">UV flashlight<\/a><\/strong>.<br \/>\n<strong>What kind of UV flashlight is best for detecting fluorescent agent<\/strong><br \/>\nAccording to many tests\u2019 result, UV light with wavelength between 254nm to 365nm is best for detecting fluorescent agent. If the paper cup, A4 paper, facial mask contains fluorescent brightener, fluorescent agent reaction will happen under UV light.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Can_fluorescent_agent_cause_cancer\"><\/span>Can fluorescent agent cause cancer<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>This saying need to be tested by authorized organization. Now, no test result shows fluorescent agents can cause cancer. But it is harmful to human body, therefore, the use of fluorescent brighteners in food, food wrappers, napkins are prohibited .<\/p>\n","protected":false},"excerpt":{"rendered":"<p>As fluorescent brightener is known to more and more people, [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":8380,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[28],"class_list":["post-1569","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-press-release","tag-uv-flashlight"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What UV Flashlight Can Detect Fluorescent Agents<\/title>\n<meta name=\"description\" content=\"As fluorescent brightener is known to more and more people, UV flashlights become popular for the UV light can detect 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