Click HERE for Frequently Asked Questions (FAQ) about autosampler vials.

Click HERE for Frequently Asked Questions (FAQ) about RSA brand autosampler Vials, Insert & Caps.


Click HERE for App Notes on adsorption studies for RSA brand vials.


Our goal is to provide the best Customer Experience possible. If you cannot find what you are looking for, have any questions or would like to give us a suggestion please use any of the following ways to contact us directly. We would love to hear from you.

  • Call us: 8:30AM – 6:00PM EST 1-732-380-8900 and hit 0#

  • Fax to us: 1-910-769-9435

  • Email Customer Support


We are always ready to lend any support we can. Our experienced scientists and professionals are ready to assist you with any technical support questions. Every question is considered a good question and we will work with you on a solution as fast as possible.

  • Call us: 8:30AM – 6:00PM EST 1-732-380-8900 and hit 0#

  • Fax to us: 1-910-769-9435

  • Email Technical Support


Wide range of types | 8mm up to 13mm | Silanized | Exclusive, RSA™ vials.

Screw top vials are the most popular vial for HPLC, CE and GC. We offer a wide range of glass, shapes and volumes to meet every need for the chromatography laboratory including low adsorption, silanized, surface treated for bio compounds, plastic and low volume center draining vials.

Our different screw top vial brands have different qualities and specifications for different needs in the laboratory.

  • BASIK™ brand - For general needs.

  • MicroSolv™ brand - For pharma analysis.

  • AQ™ & AQR™ brands - LCMS & GCMS, low extractables.

  • RSA™ brand - Reduced surface activity glass. Cleanest vial on the market. Very low metal content.

  • Click HERE for more details of the screw top brands or view individual caps below.

  • Click HERE for screw caps ordering page.

  • Click HERE for RSA-Pro X™ surface treated vials for proteins, peptides & other compounds that are sensitive to glass.

  • Click HERE for why 12x32mm vials have different volume designations.

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