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If you have opened an item, you can be refunded only the difference between the amount you paid and the amount you wouldve paid for a single item

verify the sequence on the certificate of analysis (CoA) from a third-party lab

It makes research peptides, antibodies, and assay kits in Burlingame, California, with a catalog of over 9,000 items, HPLC purity of 98% or higher, a Certificate of Analysis with every order, and ISO 9001 certification

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Research using these peptides must adhere to appropriate institutional review and safety protocols including proper handling procedures, waste disposal, and experimental design safeguards