| From \ To | Apo. Pounds (lb) | Apo. Ounce (oz) | Dram (dr) | Scruple (s) | Grain (gr) |
|---|---|---|---|---|---|
| Apo. Pounds (lb) | 1 | 12 | 96 | 288 | 5760 |
| Apo. Ounce (oz) | 0.083333 | 1 | 8 | 24 | 480 |
| Dram (dr) | 0.010417 | 0.125 | 1 | 3 | 60 |
| Scruple (s) | 0.003472 | 0.041667 | 0.333333 | 1 | 20 |
| Grain (gr) | 0.000174 | 0.002083 | 0.016667 | 0.05 | 1 |
| From \ To | Kilogram (kg) | Gram (g) | Tonne (t) | Pound (lb) | Ounce (oz) | Stone (st) |
|---|---|---|---|---|---|---|
| Apo. Pounds (lb) | 0.373242 | 373.241722 | 3.732417e-4 | 0.822857 | 13.165714 | 0.058776 |
| Apo. Ounce (oz) | 0.031103 | 31.103477 | 3.110348e-5 | 0.068571 | 1.097143 | 0.004898 |
| Dram (dr) | 0.003888 | 3.887935 | 3.887935e-6 | 0.008571 | 0.137143 | 6.122449e-4 |
| Scruple (s) | 0.001296 | 1.295978 | 1.295978e-6 | 0.002857 | 0.045714 | 2.040816e-4 |
| Grain (gr) | 6.479891e-5 | 0.064799 | 6.479891e-8 | 1.428571e-4 | 0.002286 | 1.020408e-5 |
An apothecary is a historic pharmacist who prepared and dispensed medicines. Today the term also appears in reference to tools like an Apothecaries Weight Converter or an Apothecaries Mass Converter used for converting traditional units such as dram, scruple, grain, apothecaries pound and apothecaries ounce.
Apothecaries units faded out of use in the 19-20th century, but are still used in niche communities and activities today.
Apothecary weight units are an old system for measuring mass in pharmacy. They include the grain, scruple, dram, apothecaries ounce, and apothecaries pound. These units were designed to make precise dosing easier for apothecaries and pharmacists.
Apothecaries date back centuries. They mixed herbs and minerals into remedies and used standardized weight units so doses remained consistent. Over time, these measures formed the basis of modern pharmaceutical measurement and you can convert to/from these measurements with our Apothecaries Weight Converter.
In modern times, apothecaries mass/weight units are generally only used amongst niche interest groups and historians.
Smallest common apothecaries unit. Used for precise micro-doses and as the base unit for conversion. Fundamental to any Apothecaries Weight Converter.
Equal to 20 grains. Used for small compound doses and tinctures. Invented to simplify counting of small quantities.
Equal to 60 grains. Common for measuring liquid and solid portions in prescriptions; used frequently by apothecaries.
12 drams (480 grains). Used for larger compound mixes. The apothecaries ounce differs from the avoirdupois ounce.
12 apothecaries ounces (5760 grains). Used for bulk ingredients and inventory calculations in old pharmacies.
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Pharmacists, historians, students, hobbyists recreating period recipes, and anyone dealing with old prescriptions may use an Apothecaries Mass Converter or an Apothecary Weight Converter.
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