Below are sample certificates and analyses linked to catalog references. COA availability and level of detail vary by product and lot. Check each listing or contact support before purchasing.
The certificates published on this page report appearance, solubility, water content (Karl Fischer), sodium ion (ICP-MS), residual trifluoroacetic acid, peptide purity (HPLC), related substances, bacterial endotoxins (LAL), assay (HPLC), and residual solvents (GC). They do not include a separate identity test such as mass spectrometry or UV-Vis spectroscopy.





