The all-peptides listing is useful for orientation, not for evidence. When an in-vitro control run fails, the category page can help you shortlist plausible catalogue items, but the decisive document is the individual Certificate of Analysis (CoA) for the batch in hand. For laboratory researchers and materials managers, that distinction protects the audit trail and prevents a catalogue description from being mistaken for batch-level verification. Research Sciences supplies research-use-only materials; they are not medicines, medical devices, injectables, treatments or food supplements, and they are not for human or veterinary use. A controlled workflow keeps the shortlist, the failed run and the CoA in one documentation path. The all-peptides listing is…