{"id":3106,"date":"2026-10-04T13:31:56","date_gmt":"2026-10-04T13:31:56","guid":{"rendered":"https:\/\/nhdbio.com\/?p=3106"},"modified":"2026-10-15T03:53:39","modified_gmt":"2026-10-15T03:53:39","slug":"%e3%83%9a%e3%83%97%e3%83%81%e3%83%89-%e3%82%a8%e3%83%b3%e3%83%89%e3%83%88%e3%82%ad%e3%82%b7%e3%83%b3-eu-mg-eu-ml-%e5%a4%89%e6%8f%9b","status":"publish","type":"post","link":"https:\/\/nhdbio.com\/ja\/peptide-endotoxin-eu-mg-eu-ml-conversion\/","title":{"rendered":"\u30da\u30d7\u30c1\u30c9\u306e\u30a8\u30f3\u30c9\u30c8\u30ad\u30b7\u30f3\u7d50\u679c\uff1aEU\/mg \u3068 EU\/mL \u306b\u63db\u7b97\u304c\u5fc5\u8981\u306a\u7406\u7531"},"content":{"rendered":"<p>\u3042\u308b\u5831\u544a\u3067\u306fEU\/mg\u3068\u3055\u308c\u3001\u5225\u306e\u5831\u544a\u3067\u306fEU\/mL\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6570\u5024\u3092\u76f4\u63a5\u6bd4\u8f03\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u4e00\u65b9\u306f\u7269\u8cea\u306e\u8cea\u91cf\u3092\u6307\u3057\u3001\u3082\u3046\u4e00\u65b9\u306f\u6eb6\u6db2\u306e\u4f53\u7a4d\u3092\u6307\u3057\u3066\u3044\u307e\u3059\u3002\u4e21\u8005\u3092\u7d50\u3073\u4ed8\u3051\u308b\u306b\u306f\u6eb6\u6db2\u6fc3\u5ea6\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<h2>EU\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n<p>EU\u306f\u30a8\u30f3\u30c9\u30c8\u30ad\u30b7\u30f3\u5358\u4f4d\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u901a\u5e38\u306e\u30da\u30d7\u30c1\u30c9\u8cea\u91cf\u3067\u306f\u306a\u304f\u3001\u8a66\u9a13\u6cd5\u306b\u57fa\u3065\u304f\u30a8\u30f3\u30c9\u30c8\u30ad\u30b7\u30f3\u6d3b\u6027\u3092\u5831\u544a\u3059\u308b\u3082\u306e\u3067\u3059\u3002FDA\u30ac\u30a4\u30c0\u30f3\u30b9\u306f\u3001\u898f\u5236\u5bfe\u8c61\u88fd\u54c1\u306e\u6587\u8108\u306b\u304a\u3051\u308b\u30a8\u30f3\u30c9\u30c8\u30ad\u30b7\u30f3\u8a66\u9a13\u3068\u65b9\u6cd5\u306e\u9069\u5408\u6027\u306b\u3064\u3044\u3066\u6271\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6587\u66f8\u306f\u3001\u3059\u3079\u3066\u306e\u7814\u7a76\u7528\u30da\u30d7\u30c1\u30c9\u3084\u5b9f\u9a13\u306b\u666e\u904d\u7684\u306a\u8a31\u5bb9\u9650\u5ea6\u3092\u63d0\u4f9b\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h2>\u7c21\u5358\u306a\u5358\u4f4d\u63db\u7b97<\/h2>\n<p>In a hypothetical test solution, a result of 0.5 EU\/mg at a material concentration of 2 mg\/mL corresponds to 1 EU\/mL: 0.5 \u00d7 2 = 1. In the reverse direction, divide EU\/mL by mg\/mL to obtain EU\/mg. Use the correct mass basis and the report\u2019s dilution correction. These numbers illustrate units; they are not a safety limit or preparation recommendation.<\/p>\n<h2>\u5370\u5237\u3055\u308c\u305f\u6570\u5024\u304c\u5c0f\u3055\u3044\u3068\u8aa4\u89e3\u3092\u62db\u304f\u3053\u3068\u304c\u3042\u308b<\/h2>\n<p>Suppose sample A is reported as 0.5 EU\/mg. Sample B is reported as 0.2 EU\/mL at 0.2 mg\/mL. Converting B gives 1 EU\/mg, because 0.2 \u00f7 0.2 = 1. B\u2019s printed number is smaller, but its result per milligram is larger. This comparison only works when the stated concentrations and reporting bases are valid and comparable.<\/p>\n<h2>\u5831\u544a\u66f8\u306e\u6587\u8108\u3092\u78ba\u8a8d\u3059\u308b<\/h2>\n<p>\u8a66\u9a13\u3055\u308c\u305f\u7d20\u6750\u3001\u6fc3\u5ea6\u3001\u65b9\u6cd5\u3001\u5831\u544a\u4e0b\u9650\u3001\u304a\u3088\u3073\u7d50\u679c\u304c\u539f\u6db2\u3092\u6307\u3059\u306e\u304b\u5e0c\u91c8\u3057\u305f\u8a66\u9a13\u8abf\u88fd\u7269\u3092\u6307\u3059\u306e\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u306e\u8a66\u6599\u306b\u3064\u3044\u3066\u5e72\u6e09\u3084\u65b9\u6cd5\u306e\u9069\u5408\u6027\u304c\u3069\u306e\u3088\u3046\u306b\u8a55\u4fa1\u3055\u308c\u305f\u304b\u3092\u5c0b\u306d\u3066\u304f\u3060\u3055\u3044\u3002\u30a8\u30f3\u30c9\u30c8\u30ad\u30b7\u30f3\u8a66\u9a13\u306f\u7121\u83cc\u8a66\u9a13\u3068\u540c\u3058\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6ce8\u6587\u6642\u306b\u306f\u3001\u7814\u7a76\u56fa\u6709\u306e\u8981\u4ef6\u306b\u3064\u3044\u3066\u5408\u610f\u3057\u3001\u3059\u3079\u3066\u306e\u30ab\u30bf\u30ed\u30b0\u54c1\u76ee\u304c\u305d\u306e\u3088\u3046\u306a\u5831\u544a\u66f8\u3092\u4f34\u3046\u3068\u4eee\u5b9a\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u9069\u5207\u306a\u8a66\u9a13\u304c\u5229\u7528\u53ef\u80fd\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>NHD\u3067\u306e\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h2>\n<p>\u307e\u305a\u306f <a href=\"https:\/\/nhdbio.com\/ja\/%e7%a0%94%e7%a9%b6%e7%94%a8%e3%83%9a%e3%83%97%e3%83%81%e3%83%89%e3%81%ae%e3%82%a8%e3%83%b3%e3%83%89%e3%83%88%e3%82%ad%e3%82%b7%e3%83%b3%e8%a9%a6%e9%a8%93%e4%bb%95%e6%a7%98\/\">\u30a8\u30f3\u30c9\u30c8\u30ad\u30b7\u30f3\u4ed5\u69d8\u30ac\u30a4\u30c9<\/a>\u304b\u3089\u59cb\u3081\u3066\u304f\u3060\u3055\u3044\u3002\u898b\u7a4d\u3082\u308a\u306e\u3054\u4f9d\u983c\u306f\u3001 <a href=\"https:\/\/nhdbio.com\/ja\/%e5%bc%95%e7%94%a8\/\">NHD\u307e\u3067\u914d\u5217\u307e\u305f\u306f\u88fd\u54c1\u540d\u3001\u6570\u91cf\u3001\u5fc5\u8981\u306a\u66f8\u985e\u3092\u304a\u9001\u308a\u304f\u3060\u3055\u3044<\/a>\u3002\u3054\u6ce8\u6587\u524d\u306b\u3001\u6b63\u78ba\u306a\u5f62\u614b\u3001\u5b9f\u73fe\u53ef\u80fd\u6027\u3001\u5229\u7528\u53ef\u80fd\u306a\u691c\u67fb\u3001\u7d0d\u54c1\u6761\u4ef6\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u60c5\u5831\u6e90<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.fda.gov\/media\/83477\/download\">FDA\uff1a\u7d30\u83cc\u6027\u30a8\u30f3\u30c9\u30c8\u30ad\u30b7\u30f3\u304a\u3088\u3073\u767a\u71b1\u6027\u7269\u8cea\u8a66\u9a13\u306e\u30ac\u30a4\u30c0\u30f3\u30b9<\/a><\/li>\n<\/ul>\n<p>\u516c\u958b\u53c2\u8003\u6587\u732e\u306f\u3053\u306e\u30c8\u30d4\u30c3\u30af\u3092\u8aac\u660e\u3059\u308b\u3082\u306e\u3067\u3042\u308a\u3001NHD \u30d0\u30c3\u30c1\u306e\u8a3c\u62e0\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u7814\u7a76\u7528\u6750\u6599\u306f\u5b9f\u9a13\u5ba4\u3067\u306e\u7814\u7a76\u3001\u958b\u767a\u3001\u88fd\u9020\u7528\u3067\u3042\u308a\u3001\u30d2\u30c8\u307e\u305f\u306f\u7363\u533b\u5b66\u7528\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u3042\u308b\u5831\u544a\u3067\u306fEU\/mg\u3068\u3055\u308c\u3001\u5225\u306e\u5831\u544a\u3067\u306fEU\/mL\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6570\u5024\u3092\u76f4\u63a5\u6bd4\u8f03\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u4e00\u65b9\u306f\u7269\u8cea\u306e\u8cea\u91cf\u3092\u6307\u3057\u3001\u3082\u3046\u4e00\u65b9\u306f\u6eb6\u6db2\u306e\u4f53\u7a4d\u3092\u6307\u3057\u3066\u3044\u307e\u3059\u3002\u4e21\u8005\u3092\u7d50\u3073\u4ed8\u3051\u308b\u306b\u306f\u6eb6\u6db2\u6fc3\u5ea6\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>","protected":false},"author":1,"featured_media":3115,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"pim_family_ids":"348,318,344","pim_article_type":"Peptide buying and basics","pim_evidence_level":"Technical references and labeled calculations","pim_reviewer":"Codex AI editorial","pim_reviewed_date":"2026-10-04","pim_editorial_note":"Public data and labeled teaching calculations; not NHD batch results. Confirm project and document availability.","pim_review_status":"reviewed","pim_review_reason":"Source, arithmetic, identity and search-intent checks. No independent human technical review recorded.","pim_creation_method":"AI-assisted writing, source checks and illustrated cover.","pim_sources":"[{\"title\":\"Pyrogen and Endotoxins Testing: Questions and Answers\",\"note\":\"Pyrogen and Endotoxins Testing: Questions and Answers\",\"url\":\"https:\/\/www.hhs.gov\/guidance\/document\/pyrogen-and-endotoxins-testing-questions-and-answers\"}]","footnotes":""},"categories":[20],"tags":[],"class_list":["post-3106","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-evidence-quality-guides"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.0 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Peptide endotoxin results: why EU\/mg and EU\/mL need a conversion - NHD<\/title>\n<meta name=\"description\" content=\"Peptide Raw Materials and Custom Peptide Synthesis\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nhdbio.com\/ja\/\u30da\u30d7\u30c1\u30c9-\u30a8\u30f3\u30c9\u30c8\u30ad\u30b7\u30f3-eu-mg-eu-ml-\u5909\u63db\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Peptide endotoxin results: why EU\/mg and EU\/mL need a conversion\" \/>\n<meta property=\"og:description\" content=\"One report says EU\/mg; another says EU\/mL. 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