ECG/EKG Electrode Gels Parker Labs "Signagel" is a highly conductive, multi-purpose Electrode Gel that meets all the standards of the ideal saline electrode gel. The convenient 250g (8.5oz) tubes are packaged and priced two per box. Availability: Usually ships the same business day Parker Labs 1525 "Signagel "multi-purpose Electrode Gel A11525Regular price: $7.59Sale price: $6.99 Copyright 2006-2011, A1cardiology.com