Cardinal Health Kendall NUTAB EKG Tab Electrodes (ER88007) (31481438). Delivering unmatched readings, user convenience and patient comfort, the Nutab Resting ECG Tab Electrode is composed of Ag/Ag Chloride and is Latex free making it ideal for sensitive skin and enhancing your patient's experience. With uncompromising reliability and signal quality these ECG tab electrodes are budget-friendly and optimally designed to secure efficient workflows. 100/BG 40BG/CS. Price per bag.