GP Instruments Enters New Era
With the introduction of the AJ200 GP Instruments becomes a manufacturer and supplier of Electrochemical Instrumentation. We now offer low cost potentiostats and accessories with more developments to come.

Official Service Site
GP Instruments is proud to announce that it is an Official Repair Site for Bischoff HPLC pumps as well as those sold with the Alcott nameplate. You can contact us at 888-215-6855 and ask for Service for more information

A P'Stat for under $1300!
GP Instruments is proud to introduce the AJ200. A lab bench potentiostat with 200 mA current capability and 10 V compliance.

NEW! Shipping Address
Our manufacturing and service operation is at:

11124 Kingston Pike

Suite 119-200

Knoxville, TN 37934

Please send all items for repair to this address. Thanks

Website Update
We're improving our site! We have been spending time adding some of the great features from the old Alcott Chromatography site to the GP Instruments site. Explore the Alcott tab and see the remodeled web page.
And we've added an ON-Line Shop! Just click on the Shop tab and you're on your way to placing an order, checking our price list and (coming soon) viewing an image of our products.

GCE Electrode $75!
We've introduced the GCE-2mm. A glassy carbon working electrode with a 2mm diamter working surface. Order on-line or give us a call.

Au Electrode $250!
We've introduced the AUE-2mm. A gold working electrode with a 2mm diameter working surface. Order on-line or give us a call.

Voltammetry Cell $175!
We've introduced the VC-20ml. A glass cell suitable for voltammetry and other electrochemistry experiments. The cell includes a counter electrode, reference electrode, purge tubes, and base. Order on-line or give us a call.

Corrosion Tests and Consulting
We are pleased to offer an electrochemical test service for making DC Corrosion measurements. If you have a few samples you'd like run give us a call and we can discuss how to get started and cost.