Convert Milligrams (mg) to Grains (gr)
Enter a value below to convert Milligrams (mg) to Grains (gr).
Conversion:
1 Milligrams (mg) = 0.015432358353 Grains (gr)
How to Convert Milligrams (mg) to Grains (gr)
1 mg = 0.015432358353 gr
1 gr = 64.79891 mg
Example: convert 15 Milligrams (mg) to Grains (gr):
25 mg = 0.38580895882 gr
Milligrams (mg) to Grains (gr) Conversion Table
| Milligrams (mg) | Grains (gr) |
|---|---|
| 0.01 mg | 0.00015432358353 gr |
| 0.1 mg | 0.0015432358353 gr |
| 1 mg | 0.015432358353 gr |
| 2 mg | 0.030864716706 gr |
| 3 mg | 0.046297075059 gr |
| 5 mg | 0.077161791765 gr |
| 10 mg | 0.15432358353 gr |
| 20 mg | 0.30864716706 gr |
| 50 mg | 0.77161791765 gr |
| 100 mg | 1.5432358353 gr |
| 1000 mg | 15.432358353 gr |
Milligrams (mg)
Definition
A milligram (mg) is a metric unit of mass equal to one thousandth of a gram (0.001 g) or one millionth of a kilogram.
History
The milligram derives from the gram, established during the French Revolution as part of the metric system in 1795. It became essential with the development of analytical chemistry and pharmacology in the 19th century.
Current use
Milligrams are the standard unit for medication dosages, nutritional supplement amounts, vitamins, blood chemistry measurements, and chemical analysis. Nearly all pharmaceutical labels specify quantities in milligrams.
Grains (gr)
Definition
A grain (gr) is one of the oldest units of mass, equal to approximately 64.799 milligrams or 1/7000 of a pound avoirdupois.
History
The grain is historically based on the weight of a single cereal grain (wheat or barley). It has been used since ancient civilizations and was the basis for many historical weight systems including the troy and apothecaries' systems.
Current use
Grains are used in ammunition and firearms (bullet and powder charge weights), archery (arrow weights), and some pharmaceutical compounding. The gold and jewelry industries use troy grains.