This standard specifies the method for measuring the octane number of fuel for spark-ignition engines and the cetane number of fuel for compression-ignition engines, and the method for calculating the cetane index.
JIS K 2280:1996 history
0000 JIS K 2280-1:2018
2013JIS K 2280-1:2013 Petroleum products -- Determination of octane number, cetane number and calculation of cetane index -- Part 1: Research octane number
1996JIS K 2280:1996 Petroleum products -- Fuels -- Determination of octane number, cetane number and calculation of cetane index