| | | 60 2008 | 5 60 | 40 | 2008 2010 | 5 27 2012 10 17 | | | 2018 114.85 30.96 1.8 | 367.4 367.4 2018 | 16.26 1.67 | 1.84 99.99％ | 100ppm | | | |