ISO standards download ISO 728:2021 pdf download – Coke — Size analysis by sieving ISO 728:2021 pdf download - Coke — Size analysis by sieving. 7.2 Division of coke minus 22,4 mm Divide the sample (minus 22,4 mm fraction from 7.1 e) to the required minimum mass in Table 1 by... 02-17 Download Now