{"version":"https://jsonfeed.org/version/1.1","title":"Compound Cave","home_page_url":"https://www.compoundcave.co.uk","feed_url":"https://www.compoundcave.co.uk/feed.json","description":"UK research peptide supplier. Every material independently tested for identity and >99% purity. Tracked 24h dispatch. Research use only.","items":[{"id":"https://www.compoundcave.co.uk/field-notes/how-to-read-a-purity-figure","url":"https://www.compoundcave.co.uk/field-notes/how-to-read-a-purity-figure","title":"How to read a purity figure without taking it on trust","content_text":"A purity figure is a claim about one material on one date. How to read an HPLC purity result and certificate of analysis, and which fields carry the weight.","summary":"A purity figure is a claim about one material on one date. How to read an HPLC purity result and certificate of analysis, and which fields carry the weight.","date_published":"2026-09-04T09:00:00.000Z","tags":["Documentation"]}]}