Roentgens
What is a roentgen? roentgen is a unit of radiation exposure: 1 R = 0.000258 C/kg. Convert R to C/kg, mR, and 0 more units.
About these units
roentgen is a unit of radiation exposure: 1 R = 0.000258 C/kg.
Also known as
roentgen · roentgens · r · R
Source: NIST SP 811, Appendix B.9: conversion factors by quantity
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