Sigma-Aldrich (Merck)

Global life science and chemical supplier. Massive catalog of peptides, amino acids, and biochemicals. Full COAs and analytical data provided with all products. ISO certified with global distribution.

Sigma-Aldrich (Merck) is listed as a chemical supplier in the peptide supply chain, serving Global markets from USA / Global. As a direct manufacturer, this supplier controls its own production process from synthesis through purification and quality control release testing. Verification is based on publicly available information and cross-referenced against industry databases. This supplier has a strong confidence score, indicating a high level of verification and reliability for B2B sourcing.