Conversion Equivalence

1 curie

=

3.7 x 1010 disintegrations per second

1 becquerel

=

1 disintegration per second

 

1 millicurie (mCi)

=

37 megabecquerels (MBq)

1 rad

=

0.01 gray (Gy)

1 rem

=

0.01 sievert (Sv)

1 roentgen (R)

=

0.000258 coulomb/
kilogram (C/kg)

 

1 megabecquerel (MBq)

=

0.027 millicuries (mCi)

1 gray (Gy)

=

100 rad

1 sievert (Sv)

=

100 rem

1 coulomb/
kilogram (C/kg)

=

3,880 roentgens