Founded in New York in 2001, Peptide Scientific Inc. is committed to providing the highest-quality peptide synthesizers to the scientists all over the world.

PSI pioneered the “Total Mixing” process by using 180° Inversion Mixing Technology to ensure the highest coupling efficiency is achieved during the synthesis.

PSI peptide synthesizers are available for all sizes and applications from milligram R&D testing to multi-kilogram large scale industry production. The versatility, comprehensive features, and full GMP/GLP compliance of PSI instruments are the reasons why PSI has become a trusted brand with universities, research centers, and pharmaceutical companies around the world.