Convert Millisieverts to Kilosieverts

Convert Millisieverts (mSv) to Kilosieverts (kSv) instantly and accurately.

Millisieverts (mSv)
Kilosieverts (kSv)

Conversion Formula

kSv = mSv × 1.000000000e-6

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.

About Kilosieverts

The kilosievert (kSv) equals 10³ Sv. Doses above ~10 Sv are rapidly lethal; the kSv scale is encountered only in extreme irradiator calibration measurements, high-energy accelerator beam-loss scenarios, and nuclear detonation effects calculations at the closest survival radii. 1 kSv = 10³ Sv = 10⁵ rem.

Quick Reference Table

Millisieverts (mSv)Kilosieverts (kSv)
1 mSv1 × 10-6 kSv
2 mSv2 × 10-6 kSv
5 mSv5 × 10-6 kSv
10 mSv1 × 10-5 kSv
25 mSv2.5 × 10-5 kSv
50 mSv5 × 10-5 kSv
100 mSv1 × 10-4 kSv

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