Unit Definition (centigram) The centigram is a metric unit of mass equal to 10 milligrams or about 0.154 grain.
Unit Definition (scruple [troy]) The scruple is a unit of weight in the traditional (troy) system used by English apothecaries, equal to 20 grains, 1/24 troy ounce or approximately 1.2960 gram.
Weight/Mass 
