Convert Megarems to Millisieverts
Convert Megarems (Mrem) to Millisieverts (mSv) instantly and accurately.
Conversion Formula
mSv = Mrem × 10000000
About Megarems
The megarem (Mrem) equals 10⁶ rem = 10⁴ Sv. Found in legacy radiation hardness assurance (RHA) documentation for space and military electronics: some total ionising dose (TID) test reports specify doses in Mrem(Si); at Mrem-level equivalent doses all organic structures suffer irreparable radiation damage. 1 Mrem = 10⁴ Sv = 10 kSv.
About Millisieverts
The millisievert (mSv) equals 10⁻³ Sv and is the primary international radiation protection unit. ICRP 103 occupational limit 20 mSv/year averaged over 5 years; worldwide average background ~2.4 mSv/year; abdominal CT ~10 mSv; EU medical exposure directive and IAEA dose limits are quoted in mSv. 1 mSv = 10⁻³ Sv = 100 mrem.
Quick Reference Table
| Megarems (Mrem) | Millisieverts (mSv) |
|---|---|
| 1 Mrem | 10000000 mSv |
| 2 Mrem | 20000000 mSv |
| 5 Mrem | 50000000 mSv |
| 10 Mrem | 100000000 mSv |
| 25 Mrem | 250000000 mSv |
| 50 Mrem | 500000000 mSv |
| 100 Mrem | 1000000000 mSv |