A. The shelf lifestyle is >24 months at –twenty°C for lyophilized peptides safeguarded by argon in the first non-open container. On the other hand, it's sequence dependent and should be shorter for some sequences. The creation of peptide antigens that happen to be (one) conveniently conjugated to immunogenic carrier proteins, https://archeraxpf21098.blgwiki.com/416876/custom_peptide_synthesis_tailoring_molecular_solutions_for_research_and_industry