Convert Milligrays per minute to Grays per hour

Convert Milligrays per minute (mGy/min) to Grays per hour (Gy/h) instantly and accurately.

Milligrays per minute (mGy/min)
Grays per hour (Gy/h)

Conversion Formula

Gy/h = mGy/min × 0.06

About Milligrays per minute

The milligray per minute (mGy/min) equals 1e-3 Gy/min ≈ 1.67×10⁻⁵ Gy/s. Standard output unit for diagnostic X-ray tube characterisation: fluoroscopy entrance dose rates are 10-100 mGy/min; mammography units are measured in mGy/min for quality assurance; IEC and IAEA diagnostic equipment standards quote X-ray tube output in mGy/min. 1 mGy/min = 1e-3 Gy/min.

About Grays per hour

The gray per hour (Gy/h) equals 1/3600 Gy/s ≈ 2.78×10⁻⁴ Gy/s. Used in radiation processing and source strength reporting: ¹³⁷Cs irradiator calibrations are expressed in Gy/h at a reference distance; IAEA food irradiation standards cite Gy/h for conveyor output; radiobiological experiments for cancer cell survival curves use Gy/h. 1 Gy/h = 100 rad/h = 1000 mGy/h.

Quick Reference Table

Milligrays per minute (mGy/min)Grays per hour (Gy/h)
1 mGy/min0.06 Gy/h
2 mGy/min0.12 Gy/h
5 mGy/min0.3 Gy/h
10 mGy/min0.6 Gy/h
25 mGy/min1.5 Gy/h
50 mGy/min3 Gy/h
100 mGy/min6 Gy/h

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