{"id":70,"date":"2026-10-03T03:00:57","date_gmt":"2026-10-03T03:00:57","guid":{"rendered":"https:\/\/www.azpeptidestore.com\/?page_id=70"},"modified":"2026-10-03T03:00:57","modified_gmt":"2026-10-03T03:00:57","slug":"certificates-of-analysis","status":"publish","type":"page","link":"https:\/\/www.azpeptidestore.com\/certificates-of-analysis\/","title":{"rendered":"Certificates of Analysis"},"content":{"rendered":"\t\t
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Third-Party Lab Tested<\/p>\n\t\t\t\t\t

COA With Every Batch<\/p>\n\t\t\t\t\t

Ships from Arizona<\/p>\n\t\t\t\t\t

Research Use Only \u00b7 21+<\/strong><\/p>\n\t\t\n<\/div>\n

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\n\t\tPEP BROS\n\t<\/a><\/h2>\n\t\t\t\t\t

LLC \u00b7 RESEARCH PEPTIDES<\/p>\n\t\t\n<\/div>\n

\n \t\t\t\n\tShop\n<\/a>\n\t\t\t\t\t\n\tLab Results\n<\/a>\n\t\t\t\t\t\n\tAbout\n<\/a>\n\t\t\t\t\t\n\tContact\n<\/a>\n\t\t\t\t\t\n\tCart\n<\/a>\n\t\t\n<\/div>\n\n<\/div>\n
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Lab results<\/p>\n\t\t\t\t\t

Certificates of Analysis<\/h1>\n\t\t\t\t\t

Every lot we sell is tested by an independent third-party analytical laboratory. Find the certificate for any product by name or by the lot number printed on the vial label.<\/p>\n\t\t\n<\/div>\n

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Reading a certificate<\/p>\n\t\t\t\t\t

What each report shows<\/h2>\n\t\t\n<\/div>\n
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01<\/p>\n\t\t\t\t\t

Purity (HPLC)<\/h3>\n\t\t\t\t\t

High-performance liquid chromatography measures the percentage of the target peptide relative to other detected components in the sample.<\/p>\n\t\t\n<\/div>\n

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02<\/p>\n\t\t\t\t\t

Identity (Mass Spectrometry)<\/h3>\n\t\t\t\t\t

The measured molecular mass is compared with the theoretical molecular weight of the expected sequence to confirm identity.<\/p>\n\t\t\n<\/div>\n

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03<\/p>\n\t\t\t\t\t

Endotoxin<\/h3>\n\t\t\t\t\t

Where performed, the report states the endotoxin test method and whether the lot met the laboratory's specification.<\/p>\n\t\t\n<\/div>\n

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04<\/p>\n\t\t\t\t\t

Lot and test date<\/h3>\n\t\t\t\t\t

Each certificate lists the lot number and analysis date, matching the lot code printed on your vial.<\/p>\n\t\t\n<\/div>\n\n<\/div>\n\n<\/div>\n

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Certificate library<\/p>\n\t\t\t\t\t

Current lots<\/h2>\n\t\t\t\t\t

Certificates are added here before each new lot is released for sale.<\/p>\n\t\t\n<\/div>\n

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Product<\/p>\n\t\t\t\t\t

Lot No.<\/p>\n\t\t\t\t\t

Purity<\/p>\n\t\t\t\t\t

Test date<\/p>\n\t\t\t\t\t

Report<\/p>\n\t\t\n<\/div>\n

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Product Name \u00b7 10 mg<\/p>\n\t\t\t\t\t

PB-0000-01<\/p>\n\t\t\t\t\t

99.0%<\/p>\n\t\t\t\t\t

MM\/YYYY<\/p>\n\t\t\t\t\t\n\tView PDF\n<\/a>\n\t\t\n<\/div>\n

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Product Name \u00b7 10 mg<\/p>\n\t\t\t\t\t

PB-0000-02<\/p>\n\t\t\t\t\t

99.0%<\/p>\n\t\t\t\t\t

MM\/YYYY<\/p>\n\t\t\t\t\t\n\tView PDF\n<\/a>\n\t\t\n<\/div>\n

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Product Name \u00b7 5 mg<\/p>\n\t\t\t\t\t

PB-0000-03<\/p>\n\t\t\t\t\t

99.0%<\/p>\n\t\t\t\t\t

MM\/YYYY<\/p>\n\t\t\t\t\t\n\tView PDF\n<\/a>\n\t\t\n<\/div>\n\n<\/div>\n

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Research Use Only<\/p>\n\t\t\t\t\t

Certificates of Analysis document chemical characterization only. They do not indicate suitability for human or veterinary use. All products are strictly for laboratory research and are not for human consumption.<\/p>\n\t\t\n<\/div>\n\n<\/div>\n

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PEP BROS<\/h2>\n\t\t\t\t\t

Research peptides with independent, batch-level verification.<\/p>\n\t\t\n<\/div>\n

\n \t\t\t\n\tShop\n<\/a>\n\t\t\t\t\t\n\tLab Results\n<\/a>\n\t\t\t\t\t\n\tAbout\n<\/a>\n\t\t\t\t\t\n\tFAQ\n<\/a>\n\t\t\t\t\t\n\tContact\n<\/a>\n\t\t\t\t\t\n\tTerms of Sale\n<\/a>\n\t\t\t\t\t\n\tMy Account\n<\/a>\n\t\t\n<\/div>\n\n<\/div>\n\t\t\t\n
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All products are sold strictly for laboratory research purposes only and are not for human or veterinary consumption. They are not drugs, foods, dietary supplements, or cosmetics. Statements on this website have not been evaluated by the U.S. Food and Drug Administration, and no product is intended to diagnose, treat, cure, mitigate, or prevent any disease. Pep Bros LLC is a supplier of research chemicals and is not a pharmacy, compounding pharmacy, or outsourcing facility. Purchasers must be 21 years of age or older and are responsible for safe handling and lawful use.<\/p>\n\t\t\t\t\t

\u00a9 2026 Pep Bros LLC. All rights reserved.<\/p>\n\t\t\n<\/div>\n\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

Third-Party Lab Tested COA With Every Batch Ships from Arizona Research Use Only \u00b7 21+ PEP BROS LLC \u00b7 RESEARCH PEPTIDES Home Shop Lab Results About FAQ Contact Account Cart Lab results Certificates of Analysis Every lot we sell is tested by an independent third-party analytical laboratory. Find the certificate for any product by name […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_canvas","meta":{"footnotes":""},"class_list":["post-70","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.azpeptidestore.com\/wp-json\/wp\/v2\/pages\/70","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.azpeptidestore.com\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.azpeptidestore.com\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.azpeptidestore.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.azpeptidestore.com\/wp-json\/wp\/v2\/comments?post=70"}],"version-history":[{"count":2,"href":"https:\/\/www.azpeptidestore.com\/wp-json\/wp\/v2\/pages\/70\/revisions"}],"predecessor-version":[{"id":80,"href":"https:\/\/www.azpeptidestore.com\/wp-json\/wp\/v2\/pages\/70\/revisions\/80"}],"wp:attachment":[{"href":"https:\/\/www.azpeptidestore.com\/wp-json\/wp\/v2\/media?parent=70"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}