ISO/IEC 18630:2023

Information technology - Digitally recorded media for information interchange and storage - Quality discrimination method for optical disks and operating method of storage systems for long-term data preservation

ISO/IEC 1863:1990

Information processing -- 9-track, 12,7 mm (0,5 in) wide magnetic tape for information interchange using NRZ1 at 32 ftpmm (800 ftpi) -- 32 cpmm (800 cpi)