BS Standards BS/EN 10177-2019 pdf download BS/EN 10177-2019 pdf download.Steels - Determination of calcium content - Flame atomic absorption spectrometric method (FAAS). Weigh (2.500 ± 0,001) g of pure calcium carbonate, dried at 105°C and transfer into glassware of suitable size. Add 20... 08-01 Read More