Rep (unit)

The rep ( unit symbol : rep ), from engl. r oentgen e equivalent p hysical was before 1969 analogous to Rem proposed, not internationally accepted way of measuring the absorbed dose , has been switched to the now well outdated wheel introduced.

1 rep = 83 or 93 erg / gram ≈ 1.2 or 1.075 rad ≈ 0.012 or 0.01075 Gray