ECG / EKG Medical Grade Recording Chart Paper, Z-Fold Pad, Array - Blank Grid, 50x100x300, Equivalent to Nihon Kohden FQW50-3-100 and Kendall 30659745 Fits Model Nihon Kohden WEP8410A, Lifescope 7,9, MU831RA (sold by the pad, 100 pads per case) Availability: Usually ships the same business day Nihon Kohden FQW50-3-100 equivalent A110419$1.25 Copyright 2006-2011, A1cardiology.com