About the Units
petagram (Pg)
A unit of mass equal to 10^15 grams or 10^12 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 Pg = 3.4028237e38 Da
- 1.660539e-39 Pg = 1 Da