Ounce to Milligram Converter
Conversion Formula
Factor
Formula
About Ounce
The ounce is a unit of mass used in British imperial and United States customary systems. The most commonly used ounce is the international avoirdupois ounce.
Facts About Ounces
- 1 ounce = 1/16 of a pound
- 1 ounce ≈ 28.3495 grams
- 16 ounces = 1 pound
- The international avoirdupois ounce is defined as exactly 28.349523125 grams
Common Uses
- Food packaging and recipes in the United States
- Postal items and small package weights
- Precious metals (troy ounce)
- Fabric weight measurements (denim, etc.)
- Cooking ingredient measurements
History
The ounce derives from the Ancient Roman "uncia," meaning a twelfth, which was a unit in the Ancient Roman units of measurement. The term was borrowed into Middle English through Anglo-Norman and Middle French. The abbreviation "oz" came from the Italian cognate "onza." The international avoirdupois ounce was standardized in 1959 under the international yard and pound agreement.
About Milligram
The milligram is a unit of mass in the metric system equal to one-thousandth of a gram. It is one of the smallest commonly used units for measuring mass, particularly in scientific and medical contexts.
Facts About Milligrams
- 1 milligram = 0.001 grams
- 1 milligram = 0.000001 kilograms
- 1 milligram ≈ 0.000035 ounces
- A single grain of table salt weighs about 1 milligram
Common Uses
- Measuring medication dosages in pharmaceuticals
- Nutrition labels for vitamins and minerals
- Scientific experiments requiring precise small measurements
- Chemical analysis and laboratory work
- Gold and precious metal measurements
History
The milligram was introduced as part of the metric system in 1795 alongside the gram and kilogram. The prefix "milli-" comes from the Latin word "mille," meaning one thousand. The metric system was designed to provide a decimal-based system of measurement that was easy to use and understand.
Conversion Table
Ounce(oz) | Milligram(mg) |
|---|---|
1 | 28,349.5 |
2 | 56,699 |
3 | 85,048.6 |
4 | 113,398 |
5 | 141,748 |
6 | 170,097 |
7 | 198,447 |
8 | 226,796 |
9 | 255,146 |
10 | 283,495 |
Conversion Examples
Convert 1 Ounce to Milligram
- Conversion Factor: 1 oz = 28,349.5 mg
- Conversion Formula: mg = oz × 28,349.5
- Calculation: 1 oz × 28,349.5 = 28,349.5 mg
Convert 10 Ounce to Milligram
- Conversion Factor: 1 oz = 28,349.5 mg
- Conversion Formula: mg = oz × 28,349.5
- Calculation: 10 oz × 28,349.5 = 283,495 mg
Convert 100 Ounce to Milligram
- Conversion Factor: 1 oz = 28,349.5 mg
- Conversion Formula: mg = oz × 28,349.5
- Calculation: 100 oz × 28,349.5 = 2.83495e+6 mg
Convert 1,000 Ounce to Milligram
- Conversion Factor: 1 oz = 28,349.5 mg
- Conversion Formula: mg = oz × 28,349.5
- Calculation: 1,000 oz × 28,349.5 = 2.83495e+7 mg