Princeton Separations, Inc. (PSI) is a privately-owned, manufacturing-based biotechnology company specializing in molecular separations. PSI manufactures various successful products including: Whether you need CentriSepTM, CentriSep 8TM, and CentriSep 96TM for dye terminator removal from DNA sequencing reactions; CentriSpinTM products for cleanup of molecular labeling reactions from nucleic acids, proteins or carbohydrates; PCR96TM for probe and nucleotide cleanup of PCR reactions; BAC and Big BAC preparation in gene mapping, molecular cytometry and cell imaging; Modified Sequencing Grade Endopeptidases for protein sequencing and 5 BMT activator for chemical DNA\RNA synthesis; FluoroSpinTM labeling and purification kits for generation and purification of fluorescent probes for proteomics and drug discovery; or ProSpin product line for antibody purification, we have the answer for you when it comes to molecular separations! PSI is a registered manufacturer with the FDA and the DEA. It maintains GMP (Good Manufacturing Practice) production in a growing facility in Freehold, New Jersey, where it performs sterile manufacturing for pharmaceutical/diagnostic companies.