Screen printed electrodes are disposable three-electrode sensors printed on a flat substrate, used with a potentiostat for electrochemical analysis and biosensor development. Request a quote with the working electrode material you need. Inks for printing your own electrodes are under Screen Print Inks and Paste. Guide: Screen-printed electrodes guide. Supplied across India by Aritech Chemazone, the authorised Indian distributor of Nanochemazone Canada.