click below
click below
Normal Size Small Size show me how
PHM 311 3.2/3.3
Apothecary and Avoirdupois system
Unit A | Unit B |
---|---|
1 scruple | = 20 grains (gr) |
1 dram (drachm) | = 3 scruples = 60 grains |
1 apothecary ounce | = 8 drams = 24 scruples = 480 grains |
1 apothecary pound (lb with a slash through it) | 12 apothecary ounces = 96 drams = 5760 grains |
1 avoirdupois ounce (oz) | 437 1/2 grains |
1 avoirdupois pound (lb) | = 16 ounces (oz) = 7000 grains |
1 fluid dram | 60 minims |
1 fluid ounce | 8 fluid drams = 480 minims |
1 pint (O.) | 16 fluid ounces = 128 fluid drams |
1 quart (qt) | 2 pints = 32 fluid ounces = 256 fluid drams |
1 gallon (Cong or gal) | 4 quarts = 8 pints = 128 fluid ounces = 1024 fluid drams |