Convert Nanosieverts to Rems

Convert Nanosieverts (nSv) to Rems (rem) instantly and accurately.

Nanosieverts (nSv)
Rems (rem)

Conversion Formula

rem = nSv × 1.000000000e-7

About Nanosieverts

The nanosievert (nSv) equals 10⁻⁹ Sv. Ambient environmental gamma dose rates at sea level are ~30-50 nSv/h; portable radiation survey meters and environmental monitoring networks report ambient dose equivalent rates in nSv/h; airborne gamma spectrometry surveys record deposition rates in nSv/h. 1 nSv = 10⁻⁹ Sv = 10⁻³ µSv.

About Rems

The rem (roentgen equivalent man) equals exactly 0.01 Sv = 1 cSv. The pre-SI unit of equivalent dose, still dominant in US regulation: NRC occupational whole-body limit 5 rem/year; 10 CFR Part 20 exposure limits cited in rem; US military personnel dose records maintained in rem. 1 rem = 0.01 Sv = 1 cSv.

Quick Reference Table

Nanosieverts (nSv)Rems (rem)
1 nSv1 × 10-7 rem
2 nSv2 × 10-7 rem
5 nSv5 × 10-7 rem
10 nSv1 × 10-6 rem
25 nSv2.5 × 10-6 rem
50 nSv5 × 10-6 rem
100 nSv1 × 10-5 rem

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