Becquerel (Bq)
The becquerel (Bq) is the SI unit of radioactivity — one nuclear disintegration per second.
Becquerels quantify source strength in nuclear medicine, environmental monitoring, and regulatory labeling worldwide.
Microcurie to Becquerel
Convert microcurie to becquerel instantly. Type in either field — results update live.
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radiation-activity Microcurie Becquerel
1 microcurie = 37,000 becquerels
Unit
Unit
Conversion table
Selected µCi values converted to Bq using the exact factor from this tool.
| µCi | Bq |
|---|---|
| 0.01 | 370 |
| 0.1 | 3,700 |
| 1 | 37,000 |
| 2 | 74,000 |
| 3 | 111,000 |
| 5 | 185,000 |
| 10 | 370,000 |
| 20 | 740,000 |
| 50 | 1,850,000 |
| 100 | 3,700,000 |
| 1,000 | 37,000,000 |
How to convert
Exact conversion factors in both directions, plus a worked example.
1 µCi = 37000 Bq
1 Bq = 0.000027027 µCi
To convert microcurie to becquerel, multiply by 37000.
To convert becquerel to microcurie, multiply by 0.000027027.
Example: convert 10 µCi to Bq
10 × 37000 = 370000 Bq
About these units
Short background on the units used in this conversion.
Frequently asked questions
How many becquerels are in one microcurie?
One microcurie equals 37,000 becquerels. Multiply your microcuries value by 37,000 to convert to becquerels.
What is the conversion formula?
Bq = µCi × 37,000The reverse is
µCi = Bq × 0.000027027027027, using the same exact factors as this converter.Is this Microcurie to Becquerel converter private?
Yes. All calculations run locally in your browser. Nothing you type is sent to a server.