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Pickering Laboratories


Post-Column Instruments

Post-Column Systems & Replacment Parts

The Onyx PCX and Vector PCX are Post-Column Derivatization instruments designed with features and capabilities that satisfy diverse laboratory requirements. They are fully integrated systems of instruments, chemicals, columns, methods and support from Pickering Laboratories. Click here to download our latest PCX brochure.


Onyx PCX Derivatization Instrument

The Onyx PCX is an optimized HPLC post-column derivatization system for analysis of Amino Acids, Carbamates, Mycotoxins, Antibiotics and many other applications. This instrument is the culmination of Pickering designed to optimize the sensitivity and selectivity of post-column analysis.  More more-arrow


Vector PCX Post-column Derivatization Instrument

The Vector PCX instrument is the newest addition to the Pickering family of post-column derivatization systems. Introduced a year after the Pinnacle PCX launch, the new Vector PCX serves as another post-column choice ideal for application-specific methods.  More more-arrow


PHOTOCHEMICAL REACTOR – Detection Enhancement for Aflatoxins, Phenylurea Pesticides, Barbiturates and Other Compounds.   More more-arrow

Replacement Components

Keep your Pickering Laboratories products performing properly with our certified replacement parts.  More more-arrow


Flow Restrictors

Pickering restrictors are tubes packed with sized diamond particles designed to provide a desired back-pressure, relative to a given flow rate and viscosity. The restrictor tube and fittings are type 316 stainless steel or PEEK. The diamond packing is chemically and chromatographically inert to all mobile phases.  More more-arrow



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Open for Business: COVID-19 Update

With the increasingly lengthy disruptions to daily life caused by COVID-19, Pickering Laboratories, Inc. wants to continue reassuring our customers that we remain open for business this summer.  We continue to maximize support for our customers and provide essential businesses with the reagents and supplies necessary to operate, including hospitals, clinical laboratories, food safety and environmental testing facilities.

Our inventory levels and response times remain normal.  Responsiveness is subject to change and new orders still may need to be prioritized accordingly to supply essential businesses. 

Thank you for your patience and for your business as we continue to work together through this difficult time.  Please contact us with any questions you may have.

Customer Service:
Technical Support:
Phone: 650-694-6700