Convert Microrems to Millisieverts

Convert Microrems (µrem) to Millisieverts (mSv) instantly and accurately.

Microrems (µrem)
Millisieverts (mSv)

Conversion Formula

mSv = µrem × 1.000000000e-5

About Microrems

The microrem (µrem) equals 10⁻⁶ rem = 10⁻⁸ Sv. Used in legacy US health physics instrumentation and NRC licence documentation for extremely low ambient dose-rate measurements; older EPA environmental surveillance reports quote dose rates in µrem/h where modern instruments report nSv/h. 1 µrem = 10⁻⁸ Sv = 10⁻² µSv.

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

Microrems (µrem)Millisieverts (mSv)
1 µrem1 × 10-5 mSv
2 µrem2 × 10-5 mSv
5 µrem5 × 10-5 mSv
10 µrem0.0001 mSv
25 µrem0.00025 mSv
50 µrem0.0005 mSv
100 µrem0.001 mSv

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