{"id":4483,"date":"2026-03-16T10:36:00","date_gmt":"2026-03-16T02:36:00","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=4483"},"modified":"2026-03-16T10:36:00","modified_gmt":"2026-03-16T02:36:00","slug":"determination-of-vitamin-b%e2%82%82ultraviolet-visible-spectrophotometry-2","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/ko\/applications\/bio-tech-and-life-sciences\/determination-of-vitamin-b%e2%82%82ultraviolet-visible-spectrophotometry-2","title":{"rendered":"\ube44\ud0c0\ubbfc B \uacb0\uc815\u2082 (\uc790\uc678\uc120 \uac00\uc2dc\uc131 \ubd84\uad11\uad11\uacc4)"},"content":{"rendered":"<ol>\n<li>\ubc29\ubc95 \uac1c\uc694<\/li>\n<\/ol>\n<p>\uc774 \ubc29\ubc95\uc740 GB 12752-2010 \uad6d\uac00 \uc2dd\ud488 \uc548\uc804 \ud45c\uc900 &amp;#8211\uc5d0 \uae30\ucd08\ud569\ub2c8\ub2e4;\uc2dd\ud488 \u6dfb\u52a0\u5242 \ube44\ud0c0\ubbfc B\u2082 (\ub9ac\ubcf4\ud50c\ub77c\ube48).\ube44\ud0c0\ubbfc B\ub97c \uc6a9\ud574\ud55c \ud6c4\u2082,\uadf8\uac83\uc740 \ub098\ud2b8\ub9ac\u05d5\u05dd \uc544\uc138\ud14c\uc774\ud2b8 \uc6a9\uc561\uc73c\ub85c \uadf8\uac83\uadf8\uac83\uadf8\uac83\uc740 \uadf8\uac83\uadf8\uac83\uc740 \uadf8\uac83\uadf8\uac83\uc740 \uadf8\uac83\uadf8\uac83\uc740 \uadf8\uac83\uadf8\uac83\uc744 \uadf8\uac83\uadf8\uac83\uc740 \uadf8\uac83\uadf8\uac83\uc740 \ub098\ud2b8\ub9ac\uc6c0 \uc544\uc138\ud14c\uc774\ud2b8 \uc544\uc138\ud14c\uc774\ud2b8 \uc194\ub8e8\uc158\uc73c\ub85c \uadf8\uac83\uadf8\uac83\uadf8\uac83\uc744 \uadf8\uac83\uadf8\uac83\uadf8\uac83 \uadf8\uac83\uadf8\uac83\uadf8\uac83\uadf8\uac83\uc740 \ucd5c\ub300 \ud761\uc218 \ucd5c\uace0\uc810\uc744 \uacb0\uc815375nm\uc5d0\uc11c 267nm\uc758 \ud761\uc218 \ube44\uc728\uc740 0.31~0.33\uc774\uc5b4\uc57c \ud558\uba70, 222nm\uc5d0\uc11c 267nm\uc758 \ud761\uc218 \ube44\uc728\uc740 0.36~0.39\uc774\uc5b4\uc57c \ud55c\ub2e4.<\/p>\n<ol start=\"2\">\n<li>\ubc94\uc704<\/li>\n<\/ol>\n<p>\ube44\ud0c0\ubbfc B2<\/p>\n<ol start=\"3\">\n<li>\ucc38\uc870<\/li>\n<\/ol>\n<p>GB 14752-2010 *\uad6d\uac00 \uc2dd\ud488 \uc548\uc804 \ud45c\uc900 &#8211;\uc2dd\ud488 \u6dfb\u52a0\u5242 \ube44\ud0c0\ubbfc B2 (\ub9ac\ubcf4\ud50c\ub77c\ube48) *<\/p>\n<p>4. \uc2dc\ud5d8 \uacc4\uae30<\/p>\n<p>TU1901 UV \ubd84\uad11\uad11\uacc4\uae30 (240nm~465nm)<\/p>\n<p>1cm \uc11d\uc601 \ucfe0\ubca0\ud2b8<\/p>","protected":false},"excerpt":{"rendered":"<p>Method Overview This method is based on GB 12752-2010 National Food Safety Standard &#8211; Food Additive Vitamin B\u2082(Riboflavin). After dissolving vitamin B\u2082, it is diluted with sodium acetate solution, and a 1cm quartz cuvette is used for spectral scanning to determine the maximum absorption peak. The absorbance ratio at 375nm to that at 267nm should [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[77],"tags":[],"class_list":["post-4483","post","type-post","status-publish","format-standard","hentry","category-bio-tech-and-life-sciences"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/posts\/4483","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/comments?post=4483"}],"version-history":[{"count":0,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/posts\/4483\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/media?parent=4483"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/categories?post=4483"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/tags?post=4483"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}