Buyer guides
Guides for wholesale buyers
How to order by the kit, check a supplier, read a COA and handle stock once it lands.
How to Buy Research Peptides in Bulk (Wholesale Guide)Buying research peptides wholesale means ordering by the kit, working through an order sheet, a PO and a…How to Start a Research Peptide BusinessA research peptide business sells laboratory compounds to research buyers. The work is less about finding…How to Vet a Wholesale Peptide SupplierBefore you commit kit volume to a new peptide vendor, run it through a short checklist. The suppliers worth…Peptide 10-Vial Kits, ExplainedA peptide kit is a sealed carton of 10 vials, one compound, one size, one lot, and it is the smallest unit…Wholesale Peptides for Resale: Tiers & MarginsBuying wholesale peptides for resale means planning an order against two tiers, not one flat price, and…How to Read a Peptide COAA certificate of analysis is the lab report behind one specific lot. Here is how to read a peptide COA field…Net Peptide Content vs. Purity: TFA and Counter-IonsA peptide can test 99 percent pure by HPLC and still be only 80 percent peptide by weight. Purity and net…Lyophilized Peptide Storage and HandlingLyophilized peptide storage comes down to a few fundamentals once a kit reaches your shelf: temperature,…Bacteriostatic Water Wholesale for Lab BuyersBacteriostatic water is sterile water with a benzyl alcohol preservative, sold by the kit alongside every…Bacteriostatic Water vs. Sterile Water vs. Acetic AcidThree diluents cover most lyophilized-peptide work in the lab. Each is sterile water with at most one thing…Research Peptide Glossary for Wholesale BuyersA plain-English research peptide glossary for the terms that come up when you order wholesale: chemistry and…Peptide molecular weights, formulas and CAS numbersOne reference table for every compound in the catalog…Peptide calculators for the labMolecular weight, isoelectric point and charge, A280 extinction coefficient, molarity and solubility from one sequence.Amino acid tableOne- and three-letter codes, residue masses, pKa, charge at pH 7 and hydropathy for the 20 amino acids.