Convert Microgram to Kilogram
Use this free converter to change micrograms (µg) into kilograms (kg). Microgram and kilogram both measure weight & mass. As a quick reference, 1 µg equals 1.0000e-9 kg, and 1 kg equals 1000000000 µg.
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Kilogram (kg)
1.0000e-9
1 µg = 1.0000e-9 kg
Weight & Mass conversion table
| Microgram | Kilogram |
|---|---|
| 0.01 | 1.0000e-11 |
| 0.1 | 1.0000e-10 |
| 0.5 | 5.0000e-10 |
| 1 | 1.0000e-9 |
| 2 | 2.0000e-9 |
| 3 | 3.0000e-9 |
| 5 | 5.0000e-9 |
| 10 | 1.0000e-8 |
| 20 | 2.0000e-8 |
| 25 | 2.5000e-8 |
| 50 | 5.0000e-8 |
| 100 | 1.0000e-7 |
| 1,000 | 0.000001 |
How to convert Microgram to Kilogram
Multiply the microgram value by 1.0000e-9 to get kilograms.
- Enter the number of micrograms you want to convert.
- The converter instantly shows the equivalent value in kilograms.
- Worked example: 15 µg × 1.0000e-9 = 1.5000e-8 kg.
- Use the swap button to reverse the conversion (kilogram to microgram).
About these units
Microgram (µg)
- Definition
- A microgram (µg) is one millionth of a gram, used for trace amounts of substances.
- History
- It uses the SI prefix "micro-" (one millionth) and is sometimes written "mcg" on labels to avoid confusion.
- Current use
- Micrograms measure potent drugs, hormones, and micronutrients like vitamin B12 and folate.
Kilogram (kg)
- Definition
- The kilogram (kg) is the SI base unit of mass, defined since 2019 by fixing the value of the Planck constant.
- History
- It was originally the mass of one liter of water, then a platinum-iridium cylinder kept near Paris until the 2019 redefinition.
- Current use
- The kilogram is the global standard for weighing goods, people, and ingredients in science and commerce.
Frequently asked questions
How many kilograms are in a microgram?
There are 1.0000e-9 kg in 1 µg. To convert, multiply the number of micrograms by 1.0000e-9.
How do I convert micrograms to kilograms?
Multiply the microgram value by 1.0000e-9 to get kilograms. For example, 10 µg = 1.0000e-8 kg.
Is this microgram-to-kilogram converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert Microgram to other weight & mass units
| Unit | 1 Microgram equals |
|---|---|
| Kilogram (kg) | 1.0000e-9 kg |
| Gram (g) | 0.000001 g |
| Milligram (mg) | 0.001 mg |
| Metric Ton (t) | 1.0000e-12 t |
| Pound (lb) | 2.2046e-9 lb |
| Ounce (oz) | 3.5274e-8 oz |
| Stone (st) | 1.5747e-10 st |
| US Ton (ton) | 1.1023e-12 ton |
| Imperial Ton (long ton) | 9.8421e-13 long ton |
| Carat (ct) | 0.000005 ct |