Cornerstone Peptide Co.

CORNERSTONE PEPTIDE CO.

Custom Peptide Synthesis · Analytical-Grade Supply

Contact

Request a quote.

Tell us your company and the molecules you need. We respond within one business day with pricing and documentation — a confidential first reply, no NDA required to begin.

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Information that helps us quote

A clear request shortens turnaround. The more of the below you can include in your request, the more accurate the first response.

Product and specification
Peptide name, CAS if applicable, target purity / assay, impurity limits, and salt form.
Quantity and cadence
Initial order quantity, projected monthly or quarterly demand, and whether a sample evaluation is required.
Documentation needs
COA, chromatogram, MS, NMR, residual solvent, microbial / endotoxin, and stability or retest data — plus any buyer-specific forms.
Packaging and logistics
Packaging size, storage temperature, shipping destination, importer requirements, and preferred delivery timeline.
Diligence process
NDA status, buyer entity, intended application, and a technical contact for document review.