BURDICK EKG CHART PAPER (007966) Generic. 8.5" x 11" ECG Thermal Paper, Z-Fold, features a 5.9" (150mm) red matrix grid, perforations with header, and Q-Hole. For use with E350, E350i, E550, E600, E700, Quest, Eclipse LE-II(i) ECG Machines. Original Brand discontinued by Burdick. 1/PK 10PK/CS. Priced per pack.