东京工业品交易所白银期货主力合约收报52.5日圆/克，较上一交易日上涨1日圆/克。  
以下是TOCOM 10月12日白银期货行情:                                            
合约      昨收    开盘    最高    最低    收盘    涨跌   成交量              
18/10月   51.4    52      52.6    52      52.6    1.2     7                  
18/12月   51.4    50.9    50.9    50.9    50.9    -0.5    3                  
19/02月   51.2    50.9    52.5    50.9    52.5    1.3     4                  
19/04月   53.9    -       -       -       -       0       -                  
19/06月   51.3    52      52.8    52      52.4    1.1     13                 
19/08月   51.5    52.1    53      52      52.5    1       68                 
合计                                                      95                 
注:1.单位:日圆/克；成交量单位:手。                                           
2.最小价格变动单位日圆/克。