1 pound (lb) = 453.6 grams (g), 1 mcg/lb = 2 mg/ton. 1 kilogram (kg) = 2.2 lb = 1.000 g, 1 mg/lb = 2 g/ton. 1 g = 1,000 milligrams (mg), 1 mg/lb = 2.2 ppm.
確定! 回上一頁