About the Units
zeptogram (zg)
A unit of mass equal to 10^-21 grams or 10^-24 kilograms.
dalton (Da)
A unit of mass approximately equal to the mass of a hydrogen atom, used in atomic and molecular physics.
Common Conversions
- 1 zg = 602.214 Da
- 0.0016605392 zg = 1 Da