Product Details: 30 Rolls (per case), Mortara Compatible 9402-023 Medical Cardiology Recording Chart Paper, Grid Color Red, Size 108" x 75'. Our company is certified to distribute & sell according to the International Standards of ISO 9001 & 13485. Mortara Compatible Medical Cardiology Recording Chart Paper 9402-023, Made in the USA, 30 Rolls Per Case, Grid Color Red, Size 108" x 75'. QUALITY: Premium Grade Medical ECG - EKG Recording Chart Paper, Guaranteed To Meet Or Exceed OEM Specifications.For use with GE Marquette Models Marquette Electronics MAC PC. Equivalent To: GE-Marquette 9402-023, Kendall 01248749, Kendall 6571572 and Mortara 9402-023