Is HPLC purity enough for a reference peptide standard?

No. HPLC purity is important, but labs usually also need identity evidence, method context, counter-ion or water notes, and lot traceability.

Can Lyochem support CRO supplier qualification?

Yes. The inquiry flow is designed to gather the analytical documentation requirements a CRO or R&D team needs before quoting.

Reference peptide standards

Peptide reference standards for analytical and research workflows

Lyochem is for labs that need a defensible reference material, not a vague catalog peptide. Each inquiry is framed around analytical identity, purity evidence, lot traceability, and the method context where the standard will be used.

Review sample COA

Analytical proof

HPLC purity and chromatogram support

Analytical proof

MS identity confirmation

Analytical proof

Counter-ion, water, and storage fields where available

Analytical proof

Lot traceability for method-development files

What reference-standard buyers should ask for

A peptide reference standard needs enough documentation for a lab to defend why that material was used in a calibration, supplier qualification, or research method.

COA with lot, purity, identity, and storage fields
HPLC chromatogram and method summary
MS identity evidence and sequence context
Counter-ion or water-content notes where relevant

Where Lyochem fits

Lyochem is positioned for research labs, CRO analytical teams, biotech R&D, and supplier-qualification workflows that need analytical evidence before procurement.

Reference-standard language instead of broad catalog language
Analytical packet before bulk discussion
Custom sequence path for non-stock standards