Megabecquerel (MBq)
One million decays per second. Nuclear medicine doses are given in MBq.
What is a megabecquerel?
- Symbol
- MBq
- Quantity
- Radioactivity
- Unit system
- SI
- Definition
- One million decays per second. Nuclear medicine doses are given in MBq.
- Exact
- Yes, the value is exact by definition
- Source
- SI Brochure, 9th edition (BIPM, 2019)
Common applications
The usual unit for the activity of radiopharmaceuticals given to patients in nuclear medicine.
Megabecquerel in other radioactivity units
- 1 MBq = 1000000 BqBecquerel
- 1 MBq = 1000 kBqKilobecquerel
- 1 MBq = 0.001 GBqGigabecquerel
- 1 MBq = 0.000001 TBqTerabecquerel
- 1 MBq ≈ 0.00002702702703 CiCurie
- 1 MBq ≈ 0.02702702703 mCiMegabecquerel to Millicurie converter
- 1 MBq ≈ 27.02702703 µCiMicrocurie
- 1 MBq ≈ 27027027.03 pCiPicocurie
- 1 MBq = 1 RdRutherford
- 1 MBq = 60000000 dpmDisintegration per minute
Megabecquerel quick reference
| Megabecquerel | Millicurie | Gigabecquerel | Curie |
|---|---|---|---|
| 1 MBq | ≈ 0.02702702703 mCi | = 0.001 GBq | ≈ 0.00002702702703 Ci |
| 10 MBq | ≈ 0.2702702703 mCi | = 0.01 GBq | ≈ 0.0002702702703 Ci |
| 100 MBq | ≈ 2.702702703 mCi | = 0.1 GBq | ≈ 0.002702702703 Ci |
| 1000 MBq | ≈ 27.02702703 mCi | = 1 GBq | ≈ 0.02702702703 Ci |
Where the megabecquerel fits
The next smaller radioactivity unit is the microcurie (µCi). 1 MBq ≈ 27.02702703 µCi, and 1 µCi = 0.037 MBq.
The next larger radioactivity unit is the millicurie (mCi). 1 MBq ≈ 0.02702702703 mCi, and 1 mCi = 37 MBq.
Frequently asked questions
- How many millicuries are in one megabecquerel?
- One megabecquerel ≈ 0.02702702703 mCi (millicuries).
- How many gigabecquerels are in one megabecquerel?
- One megabecquerel = 0.001 GBq (gigabecquerels).
- How many curies are in one megabecquerel?
- One megabecquerel ≈ 0.00002702702703 Ci (curies).