Microgram (µg)
One millionth of a gram, common in pharmacology.
Result
1 microgram = 0.000001 grams
Microgram at a glance
| Unit name | Microgram (plural: micrograms) |
|---|---|
| Symbol | µg |
| Quantity measured | Weight & Mass |
| Measurement system | Metric |
| Also known as | mcg, ug, µg |
| Definition exact? | Yes — exact by definition |
1 microgram in other weight & mass units
| Unit | 1 µg equals |
|---|---|
| Milligram | 0.001 mg |
| Gram | 0.000001 g |
| Kilogram | 1 × 10⁻⁹ kg |
| Metric ton | 1 × 10⁻¹² t |
| Ounce | 3.52739619 × 10⁻⁸ oz |
| Pound | 2.20462262 × 10⁻⁹ lb |
| Stone | 1.57473044 × 10⁻¹⁰ st |
| US short ton | 1.10231131 × 10⁻¹² ton |
| Imperial long ton | 9.84206528 × 10⁻¹³ long ton |
| Carat | 0.000005 ct |
| Grain | 0.000015432 gr |
| Dram | 0.000000564 dr |
| Troy ounce | 3.21507466 × 10⁻⁸ ozt |
| US hundredweight | 2.20462262 × 10⁻¹¹ cwt |
| Imperial hundredweight | 1.96841306 × 10⁻¹¹ long cwt |
Frequently asked questions
- What is a microgram?
- One millionth of a gram, common in pharmacology.
- What is the symbol for the microgram?
- The symbol for the microgram is µg. It measures weight & mass.
- How many grams are in a microgram?
- 1 microgram = 0.000001 grams.
- How many kilograms are in a microgram?
- 1 microgram = 1 × 10⁻⁹ kilograms.
- How many metric tons are in a microgram?
- 1 microgram = 1 × 10⁻¹² metric tons.