About the Units
troy ounce (oz t)
A unit of mass equal to approximately 31.1 grams, used for precious metals.
zeptogram (zg)
A unit of mass equal to 10^-21 grams or 10^-24 kilograms.
Common Conversions
- 1 oz t = 3.1103483e22 zg
- 3.215074e-23 oz t = 1 zg