网页纳克 (ng) 单位定义. The nanogram is a multiple of the unit gram (g) for mass & weight. The International System of Units (SI) defines the prefix nano (n) as a factor of one billionth or 10 -9 or 0.000000001. Per this definition, one nanogram is 10 -9 grams.
网页納克 (ng) 單位定義. The nanogram is a multiple of the unit gram (g) for mass & weight. The International System of Units (SI) defines the prefix nano (n) as a factor of one billionth or 10 -9 or 0.000000001. Per this definition, one nanogram is 10 -9 grams.