{"id":2982,"date":"2026-07-12T07:55:25","date_gmt":"2026-07-12T05:55:25","guid":{"rendered":"https:\/\/peptelia.com\/dein-coa-guide\/"},"modified":"2026-10-12T16:41:34","modified_gmt":"2026-10-12T14:41:34","slug":"your-coa-guide","status":"publish","type":"page","link":"https:\/\/peptelia.com\/en\/your-coa-guide\/","title":{"rendered":"Your COA Guide"},"content":{"rendered":"<div style=\"max-width:640px;margin:60px auto;padding:0 20px;font-family:inherit;\">\n<p style=\"font-family:monospace;font-size:12px;letter-spacing:1.5px;color:#1D9E75;margin:0 0 10px;\">THANK YOU FOR SIGNING UP<\/p>\n<h2 style=\"font-size:30px;line-height:1.2;color:#08312F;margin:0 0 14px;\">Your guide is ready.<\/h2>\n<p style=\"font-size:16px;line-height:1.6;color:#3C5A54;margin:0 0 28px;\">\u201cUnderstanding the COA\u201d \u2014 how to read a certificate of analysis, how to interpret purity figures and how to spot forgeries.<\/p>\n<p style=\"margin:0 0 32px;\"><a href=\"https:\/\/peptelia.com\/wp-content\/uploads\/2026\/09\/Peptelia-COA-Guide-EN.pdf\" download style=\"display:inline-block;background:#0E6E6B;color:#fff;text-decoration:none;padding:15px 28px;border-radius:8px;font-weight:600;font-size:16px;\">Download the guide (PDF)<\/a><\/p>\n<div style=\"background:#E1F5EE;border-left:4px solid #1D9E75;padding:18px 22px;margin:0 0 28px;\">\n<p style=\"margin:0 0 6px;font-weight:600;color:#08312F;\">Your welcome discount<\/p>\n<p style=\"margin:0;color:#3C5A54;line-height:1.6;\">Use the code <strong style=\"font-family:monospace;font-size:18px;color:#0E6E6B;\">COA10<\/strong> at checkout and save <strong>10 %<\/strong> on your first order. Redeemable once per customer.<\/p>\n<\/div>\n<p style=\"margin:0 0 32px;\"><a href=\"https:\/\/peptelia.com\/en\/shop\/\" style=\"color:#0E6E6B;font-weight:600;text-decoration:none;\">Go to the shop &rarr;<\/a><\/p>\n<p style=\"font-size:13px;color:#6E8C86;line-height:1.6;margin:0;border-top:1px solid #D6E7E2;padding-top:16px;\">The guide explains how to read certificates of analysis and does not constitute medical or scientific advice. <strong>For research use only. Not for use in or on the human body.<\/strong><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>THANK YOU FOR SIGNING UP Your guide is ready. \u201cUnderstanding the COA\u201d \u2014 how to read a certificate of analysis, how to interpret purity figures and how to spot forgeries. [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_templately_pack_id":"","_templately_imported_at":"","_templately_source":"","_templately_import_session_id":"","footnotes":""},"class_list":["post-2982","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>COA Guide: How to Read a Certificate of Analysis | Pept\u00e9lia<\/title>\n<meta name=\"description\" content=\"Download the Pept\u00e9lia COA guide: how to read a certificate of analysis, interpret HPLC purity figures correctly and recognise forged documents.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/peptelia.com\/en\/your-coa-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"COA Guide: How to Read a Certificate of Analysis | Pept\u00e9lia\" \/>\n<meta property=\"og:description\" content=\"Download the Pept\u00e9lia COA guide: how to read a certificate of analysis, interpret HPLC purity figures correctly and recognise forged documents.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/peptelia.com\/en\/your-coa-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"Pept\u00e9lia\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-12T14:41:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/peptelia.com\/wp-content\/uploads\/2026\/08\/1786433493571_Chromatogram-display-with-peptide-impurities-peaks-indicated.jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/peptelia.com\\\/en\\\/your-coa-guide\\\/\",\"url\":\"https:\\\/\\\/peptelia.com\\\/en\\\/your-coa-guide\\\/\",\"name\":\"COA Guide: How to Read a Certificate of Analysis | Pept\u00e9lia\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/peptelia.com\\\/en\\\/#website\"},\"datePublished\":\"2026-07-12T05:55:25+00:00\",\"dateModified\":\"2026-10-12T14:41:34+00:00\",\"description\":\"Download the Pept\u00e9lia COA guide: how to read a certificate of analysis, interpret HPLC purity figures correctly and recognise forged documents.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/peptelia.com\\\/en\\\/your-coa-guide\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/peptelia.com\\\/en\\\/your-coa-guide\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/peptelia.com\\\/en\\\/your-coa-guide\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Start\",\"item\":\"https:\\\/\\\/peptelia.com\\\/en\\\/peptelia\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Your COA Guide\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/peptelia.com\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/peptelia.com\\\/en\\\/\",\"name\":\"Pept\u00e9lia\",\"description\":\"Peptide GLP-1, GLP-2 &amp; 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