ECG / EKG Medical Grade Recording Chart Paper, Roll, Red Grid, 108x75, Equivalent to GE Medical E9001DE and E9001DZ Fits Marquette Electronics MAC PC (sold by the roll, 100 rolls per case) Availability: Usually ships the same business day GE Medical E9001DE and E9001DZ equivalent A18901C$1.82 Copyright 2006-2011, A1cardiology.com