100 Rolls (per case), Biosound Compatible 285 Medical Cardiology Recording Chart Paper, Grid Color Red, Size 50mm x 100′. Precision Charts Inc. (PCI) is certified to manufacture, distribute and sell according to the International Standards of ISO 9001 and 13485.
Biosound Compatible ECG – EKG Recording Chart Paper 285, Made in the USA, 100 Rolls Per Case, Size 50mm x 100′, Grid Color Red. QUALITY: Premium Grade Medical ECG – EKG Recording Chart Paper, Guaranteed To Meet Or Exceed OEM Specifications.