Advanced Solutions for Biomolecule Separation.

Welch BioLC columns are engineered to deliver high-resolution, high-recovery separation of biological molecules including proteins, peptides, oligonucleotides, antibodies, metabolites, and biomolecule variants. Designed with ultra-pure silica, specialized bonding chemistries, and bio-inert hardware options, the BioLC series ensures exceptional peak shape, stability, and reproducibility across demanding biopharmaceutical and life-science applications.

Welch offers a comprehensive portfolio of Reversed Phase, HILIC, Ion-Exchange, SEC, and Bio-Purification media, enabling researchers and manufacturers to achieve accurate characterization, impurity profiling, peptide mapping, glycan analysis, and downstream purification with confidence.