Conversion Chart – Weight and Apothecaries’ Equivalents

Conversion Chart – Weight and Apothecaries’ Equivalents

Please note: Droppers come in various sizes with various size openings. A drop is usually exactly the same amount of liquid no matter what size the dropper, but some liquids may be very thin and lightweight and some very thick and heavy weight. So, be aware drops can vary.

20 drops 1 ml (cc) (generally)
30 drops 1/4 tsp. (approx.)
60 drops 1/2 tsp. or 2 1/2 cc (approx.)
1 dram 1/8 oz. or approx. 120 drops
1 mg (milligram) 1/65 grain (1/60)
1mg 1000 ug or mcg (ug & mcg= micrograms)
1,000 mg 1 gram (g)
1 gram (g) 15.43 grains or .035 ounce
100 g 3.5 ounces
1,000 g 1 kilogram or 2.2 pounds
1 grain (gr) 0.065 gram (60 mg)
15 grains 1/4 teaspoon (solid) or 15 drops of fluid
1 ounce 1/16 pound or 28.4 grams
1 pound 0.454 kg. or 454 grams
1 kg equals 2.2 pounds or 1,000 grams

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