BR NUMBER HONG KONG OPTIONS

'XX': 1 or 2 letters. Sequence ranging from ‘A’, followed by ‘B’ and the like. 'O' and 'I' are usually not utilized listed here to stop confusion Using the digits 0 or 1The Main commercial supply of bromine is ocean water, from which the aspect is extracted by way of chemical displacement (oxidation) by chlorine from the presence of sulfuri