ppm, Percent (%). 0 ppm, 0.0000%. 1 ppm, 0.0001%. 2 ppm, 0.0002%. 3 ppm, 0.0003%. 4 ppm, 0.0004%. 5 ppm, 0.0005%. 6 ppm, 0.0006%. 7 ppm, 0.0007%.
確定！ 回上一頁
