Roentgen to Microcoulomb per Kilogram Conversion

Convert between Roentgen and Microcoulomb per Kilogram quickly and accurately.

R
µC/kg

How to Convert Roentgen to Microcoulomb per Kilogram

Conversion Formula

1 R = 258 µC/kg
1 µC/kg = 0.004 R

Example

Convert 15 R to µC/kg:

15 R = 15 × 258 µC/kg = 3870 µC/kg

Unit Information

Learn about the radiation exposure units you're converting between

Roentgen

R

Definition

A unit of radiation exposure equal to 2.58 × 10^-4 coulomb per kilogram, originally defined as the quantity of X-rays that produces one electrostatic unit of charge in one cubic centimeter of air.

History/Origin

Named after Wilhelm Conrad Röntgen (1845-1923), the German physicist who discovered X-rays in 1895.

Current Use

Still widely used in medical imaging, radiation therapy, and radiation protection, particularly in the United States.

Multiplier

0

Offset

0

Microcoulomb per Kilogram

µC/kg

Definition

A unit of radiation exposure equal to 10^-6 coulomb per kilogram, used for low exposure levels.

History/Origin

Part of the SI metric system, where micro- is the prefix for 10^-6, used for very small quantities.

Current Use

Used in radiation protection, environmental monitoring, and low-level radiation measurements.

Multiplier

0

Offset

0

Roentgen to Microcoulomb per Kilogram Conversion Table

Roentgen [R] Microcoulomb per Kilogram [µC/kg]
1 R 258 µC/kg
10 R 2580 µC/kg
25 R 6450 µC/kg
50 R 12900 µC/kg
100 R 25800 µC/kg
0 R 0E+0 µC/kg
-10 R -2580 µC/kg
-40 R -10320 µC/kg