The scruple (℈) is a small unit in the apothecaries' system,[1] derived from the old Roman Latin: [[scrupulum]] unit (scrupulus/scrupulum).
The scruple is ounce, dram, or 20 grains.[1] It is therefore equal to 1.2959782 grams. The Roman scruple was somewhat smaller, around 1.14 g.
The fluid scruple is fluid ounce, fluid dram, 20 minims, or teaspoon, or 1 saltspoon. It is therefore equal to 1.2323 milliliters in US customary system.
in imperial customary system equal 1,1839 ml.