by stander u said... jsl dsi kekhjtnc kskut a 1 - 30 ppm aldi l.e,.ma.. But, if you want a number for the exercise you're working on, a ma lei ma;'adliujmm ,, a; apr a; 10 ppm/K.
i have no possible idea of what you are talking about. could you please state what you are saying more clearly...