H sugimoto/sandbox3
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Radiation: Units of Measure
Two Sets of Units Used for Measuring Radiation
What Is Measured |
Conventional Unit Used in the U.S. |
International System of Units (SI) Used in Japan |
Example |
---|---|---|---|
Radioactivity | Curie (Ci) | Becquerel (Bq) | 320 Bq/kg |
Exposure | Roentgen (R) | Coulomb/kilogram (C/kg) | Example |
Absorbed Dose | Radiation Absorbed Dose (rad) | Gray (Gy) | Example |
Dose Equivalent | Roentgen Equivalent Man (rem) | Sievert (Sv) | 5 Sv |
Second Table
Prefix | Equal to | ? | Abbreviation | Example |
---|---|---|---|---|
micro- | 1 X 10-6 | .000001 | μ | 6,000,000 μSv |
milli- | 1 X 10-3 | .001 | m | = 6,000 mSv |
centi- | 1 x 10-2 | .01 | c | = 600 cSv |
= 6 Sv |