{"id":60,"date":"2026-06-08T22:58:11","date_gmt":"2026-06-09T05:58:11","guid":{"rendered":"https:\/\/rainiercompounds.com\/?post_type=product&#038;p=60"},"modified":"2026-09-10T06:42:06","modified_gmt":"2026-09-10T13:42:06","slug":"ghk-cu","status":"publish","type":"product","link":"https:\/\/rainiercompounds.com\/es\/producto\/ghk-cu\/","title":{"rendered":"GHK-CU"},"content":{"rendered":"<p><strong>Overview<\/strong><br \/>\nGHK-Cu (Copper Peptide) is a synthetic tripeptide-copper complex supplied in lyophilized form for in vitro and laboratory research use only. It is a widely used reference compound in structural and analytical peptide chemistry research, supplied by Rainier Compounds as a batch-tested reagent for qualified laboratories.<\/p>\n<p><strong>Chemical Identity &amp; Specifications<\/strong><br \/>\n<strong>Compound Class:<\/strong> Tripeptide-copper complex<br \/>\n<strong>Sequence:<\/strong> Gly-His-Lys, complexed with Cu(II)<br \/>\n<strong>CAS:<\/strong> 49557-75-7<br \/>\n<strong>Molecular Weight:<\/strong> 340.38 g\/mol<br \/>\n<strong>Form:<\/strong> Lyophilized powder in sealed glass vial<br \/>\n<strong>Quantity:<\/strong> 50mg or 100mg per vial<br \/>\n<strong>Purity:<\/strong> \u226598% by HPLC<\/p>\n<p><strong>Storage &amp; Handling<\/strong><br \/>\nStore at -20\u00b0C, desiccated, and protected from light. Avoid repeated freeze-thaw cycles. Reconstitute in sterile aqueous solution for in vitro applications.<\/p>\n<p><strong>Quality Testing &amp; COAs<\/strong><br \/>\nEach batch is tested by HPLC (\u226598% purity) and accompanied by a Certificate of Analysis confirming identity, purity, and molecular weight. Current batch COAs are posted on our <a href=\"https:\/\/rainiercompounds.com\/es\/coa\/\">COA page<\/a>. COAs are available only for in-stock batches; check current stock status before ordering if a specific COA is required.<\/p>\n<p><strong>Ordering &amp; Shipping<\/strong><br \/>\nSold exclusively as a laboratory research reagent to qualified researchers, institutions, and industry professionals. Orders ship with batch documentation on request; see our <a href=\"https:\/\/rainiercompounds.com\/es\/coa\/\">COA page<\/a> for current lot testing.<\/p>\n<p><strong>Important Notice<\/strong><br \/>\nThis product is supplied strictly for laboratory research applications by qualified personnel in controlled, non-clinical environments. It is not intended for human consumption, clinical use, diagnostic use, therapeutic use, or veterinary use, and it is not evaluated or approved by the FDA for any such use. By completing a purchase, the buyer confirms they are a qualified researcher and agrees to use this material exclusively within these terms. Rainier Compounds bears no liability for any use outside of legitimate laboratory research.<\/p>","protected":false},"excerpt":{"rendered":"<p>Synthetic tripeptide-copper complex (GHK-Cu, Copper Peptide) for in vitro laboratory research. <strong>CAS:<\/strong> 49557-75-7, \u226598% purity by HPLC, batch-COA verified. 50mg and 100mg vials. Research use only, not for human consumption.<\/p>","protected":false},"featured_media":18,"template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[],"product_tag":[],"class_list":["post-60","product","type-product","status-publish","has-post-thumbnail","desktop-align-left","tablet-align-left","mobile-align-left","first","outofstock","taxable","shipping-taxable","purchasable","product-type-variable"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>GHK-Cu (Copper Peptide) 50mg &amp; 100mg | Research Use Only | Rainier Compounds<\/title>\n<meta name=\"description\" content=\"GHK-Cu (Copper Peptide) research reagent, CAS 49557-75-7, \u226598% purity by HPLC. 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