About the Units
zeptogram (zg)
A unit of mass equal to 10^-21 grams or 10^-24 kilograms.
troy pound (lb t)
A unit of mass equal to 12 troy ounces or approximately 373.24 grams, used for precious metals.
Common Conversions
- 1 zg = 2.6792288e-24 lb t
- 3.7324173e23 zg = 1 lb t