Peptide Purification
Insulin / GLP-1 / Peptide Solutions
High-resolution purification for therapeutic peptides. Our CEX and RPC resins deliver the selectivity required for insulin, GLP-1 agonists, and synthetic peptide APIs with > 99% purity.
Peptide Purification Process
CEX capture + RPC polish workflow
1
1. Capture
Cation Exchange
~85%
Purity
2
2. Purification
Reversed Phase
>99%
Purity
3
3. Polish
SEC or IEX
API Grade
Purity
Peptide Purification Workflow
CEX Capture + RPC High-Resolution Strategy
CEX Resins
RPC Resins
SEC or IEX
Cation
Exchange
Capture
Buffer
Exchange
Reversed
Phase
Polish
Final
Polish
Formulation
Captures
peptide by charge
High resolution
separation of
variants
Peptide Types
Specialized workflows for different peptide therapeutics.
Insulin
Recombinant human insulin and analogs (glargine, lispro, aspart)
CEX CaptureRPC PolishSEC Final
GLP-1 Agonists
Semaglutide, liraglutide, tirzepatide purification
CEX CaptureRPC PolishIEX Final
Synthetic Peptides
Custom therapeutic peptides and peptide APIs
IEX CaptureRPC PolishDesalting
Recommended Products
Key resins for peptide purification workflows.