Microgram is 0.000001 gram units.
Micrograms to Troy ounces Converter — ug to oz t
Convert Microgram (ug) to Troy ounce (oz t) using the exact conversion factor (1 microgram = 3.215075e-8 troy ounce). See the formula, worked examples, and conversion table.
Micrograms to Troy ounces converter
Converter
Mass/Weight Converter
Convert SI mass, imperial weight, jewelry, atomic, and astronomy mass units.
Context values
Some unit families need one extra value for a physically accurate result.
A troy ounce is exactly 31.1034768 grams.
Result = input x 1e-9 / 0.0311034768.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Micrograms to Troy ounces
Weight conversions between Microgram and Troy ounce come up constantly in everyday commerce, shipping, and cooking, since US packaging is usually labeled in pounds while most of the rest of the world uses kilograms. Specifically: Microgram is 0.000001 gram units, and a troy ounce is exactly 31.1034768 grams.
Formula
troy ounces = micrograms × 3.215075e-8
This factor comes from each unit's defined relationship to the category's base unit: 1 microgram equals 1e-9 base units, and 1 troy ounce equals 0.0311034768 base units, so dividing one by the other gives the direct microgram-to-troy ounce factor of 3.215075e-8.
Simple example
1 ug × 3.215075e-8 = 3.215075e-8 oz t
1 microgram = 3.215075e-8 troy ounces.
Real-world example
50 ug × 3.215075e-8 = 0.0000016075 oz t
50 micrograms = 0.0000016075 troy ounces.
Conversion table
| Microgram (ug) | Troy ounce (oz t) |
|---|---|
| 1 ug | 3.215075e-8 oz t |
| 5 ug | 1.607537e-7 oz t |
| 10 ug | 3.215075e-7 oz t |
| 25 ug | 8.037687e-7 oz t |
| 50 ug | 0.0000016075 oz t |
| 100 ug | 0.0000032151 oz t |
Reverse conversion: Troy ounce to Microgram
3.215075e-8 oz t × 31103476.8 = 1.000000107 ug
3.215075e-8 troy ounces = 1.000000107 micrograms.
micrograms = troy ounces × 31103476.8
For a page dedicated to this direction, see Troy ounce to Microgram.
Understanding the Microgram (ug)
Microgram is 0.000001 gram units.
Understanding the Troy ounce (oz t)
A troy ounce is exactly 31.1034768 grams.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many troy ounces are in 1 microgram?
1 microgram equals 3.215075e-8 troy ounces, using the exact defined conversion factor rather than an estimate.
How do I convert microgram to troy ounce?
Multiply the microgram value by 3.215075e-8. The converter above does this instantly to whatever precision you set.
How do I convert troy ounce back to microgram?
Use the reverse factor: 1 troy ounce equals 31,103,476.8 micrograms. You can also use the swap control in the converter above to flip the direction instantly.
What is a microgram?
Microgram (ug) is a unit of mass/weight.
What is a troy ounce?
Troy ounce (oz t) is a unit of mass/weight.
Is the microgram to troy ounce conversion exact?
Yes. Both microgram and troy ounce are defined by fixed standards rather than physical artifacts, so the factor of 3.215075e-8 used above is exact to as many digits as you choose to display.