Page 244 - Radiation Safety
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QUANTITY SI UNIT OLD RELATIONSHIP
UNIT BETWEEN UNIT
10
Activity Bequerel (Bq) Curie (Ci) 1 Ci = 3.7 x 10 Bq
1 Bq = 2.7 x 10 -11 Ci
-4
Exposure Coulomb/kilogram Roentgen 1 R = 2.58x10 C/kg
(C/kg) (R) 1 C/kg = 3876 R
Absorbed Gray (Gy) rad 1 rad = 0.01 Gy
Dose 1 Gy = 100 rad
Equivalent Sievert (Sv) rem 1 rem = 0.01 Sv
Dose 1 Sv = 100 rem
80
