Convert Rads per second to Millirads per hour

Convert Rads per second (rad/s) to Millirads per hour (mrad/h) instantly and accurately.

Rads per second (rad/s)
Millirads per hour (mrad/h)

Conversion Formula

mrad/h = rad/s × 3600000

About Rads per second

The rad per second (rad/s) equals 0.01 Gy/s. Used in US radiation therapy physics and pulsed accelerator dosimetry: FLASH radiotherapy (FLASH-RT) research defines ultra-high dose rate as >40 Gy/s = 4000 rad/s; linac prompt radiation dose rates during pulsed operation are characterised in rad/s; nuclear detonation prompt gamma fields are described in rad/s. 1 rad/s = 0.01 Gy/s = 1 cGy/s.

About Millirads per hour

The millirad per hour (mrad/h) equals 1e-5 Gy/h = 10 µGy/h. Legacy US radiation protection unit used by area monitors and Geiger counters calibrated before SI adoption; EPA environmental surveillance stations report in mrad/h alongside µGy/h; NRC licence boundary dose-rate surveys often cite mrad/h. 1 mrad/h = 1e-5 Gy/h = 10 µGy/h.

Quick Reference Table

Rads per second (rad/s)Millirads per hour (mrad/h)
1 rad/s3600000 mrad/h
2 rad/s7200000 mrad/h
5 rad/s18000000 mrad/h
10 rad/s36000000 mrad/h
25 rad/s90000000 mrad/h
50 rad/s180000000 mrad/h
100 rad/s360000000 mrad/h

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