Microsieverts to Rem Converter
Enter the radiation dose in microsieverts below to convert it to rem.
Convert Microsieverts to Rem
Enter a value in microsieverts (µSv) to convert to rem (rem).
Microsievert to Rem Conversion Table
Table showing various microsievert measurements converted to rem. Click any preset value or arrow to load it into the converter.
| Microsieverts (µSv) | Rem (rem) |
|---|---|
| 1 µSv | 0.0001 rem |
| 2 µSv | 0.0002 rem |
| 2.5 µSv | 0.00025 rem |
| 5 µSv | 0.0005 rem |
| 10 µSv | 0.001 rem |
| 15 µSv | 0.0015 rem |
| 20 µSv | 0.002 rem |
| 25 µSv | 0.0025 rem |
| 30 µSv | 0.003 rem |
| 50 µSv | 0.005 rem |
How to Convert Microsieverts to Rem
To convert microsieverts to rem, multiply the radiation dose by the following conversion ratio: 0.0001 rem/microsievert.
Since one microsievert is equal to 0.0001 rem, you can use this simple formula to convert:
The radiation dose in rem is equal to the radiation dose in microsieverts multiplied by 0.0001.
For example, here's how to convert 5 microsieverts to rem using the formula above.
How Many Rem Are in a Microsievert?
There are 0.0001 rem in a microsievert, which is why we use this value in the formula above.
Our microsievert to rem calculator automatically converts your radiation dose measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Microsieverts and rem are both units used to measure radiation dose. Keep reading to learn more about each unit.
What Is a Microsievert?
A microsievert is a unit of radiation dose equal to 1/1,000,000 of a sievert (0.000001 Sv). Background radiation dosimetry unit (10⁻⁶ Sv = 0.1 mrem). [1]
The microsievert is classified as a metric and SI-compatible unit of radiation dose. Microsieverts can be abbreviated as µSv; for example, 1 microsievert can be written as 1 µSv.
In the metric system, "micro" is the standard SI prefix for millionths, or 10⁻⁶. This makes the microsievert (µSv) a convenient decimal multiple of the sievert (Sv).
In practice, microsieverts (µSv) are widely used across fine-tolerance laboratory, analytical, and micro-scale radiation dose measurements within SI metric workflows, engineering documentation, and technical data sheets.
What Is a Rem?
A rem is a unit of radiation dose equal to 1/100 of a sievert (0.01 Sv). Traditional biological dose unit equal to 0.01 Sieverts (10 mSv). [2]
The rem is classified as a standard unit of radiation dose. Rem can be abbreviated as rem; for example, 1 rem can be written as 1 rem.
When working with rem (rem) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.
In practice, rem (rem) are widely used across fine-tolerance laboratory, analytical, and micro-scale radiation dose measurements within international standard workflows, engineering documentation, and technical data sheets.
When converting radiation dose between microsieverts (µSv) and rem (rem), keep full floating-point precision (1 µSv = 0.0001 rem; 1 rem = 10,000 µSv) during intermediate calculations and round only the final rem figure to match your instrument tolerance.
More Microsievert & Rem Conversions
Need to calculate in the opposite direction? Use our rem to microsieverts calculator to switch your starting unit immediately. You can also explore related tools such as converting rem to microsieverts, converting sieverts to rem, or converting microsieverts to sieverts.
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Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Length)·Radiation Metrology Standard — Microsieverts (µSv) to Rem (rem)
- [2]BIPM SpecificationBIPM (SI Base Unit: Metre (m))·Unit Specifications: Microsievert (µSv) & Rem (Roentgen Equivalent Man) (rem)
- [3]NIST HB 133 ReferenceNIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (µSv to rem)