Convert μCi to kBq

Convert microcuries to kilobecquerels by entering a value below.

1 μCi (microcuries) = 37 kBq (kilobecquerels)

How to Convert Microcuries to Kilobecquerels

The microcurie and kilobecquerel are both units of radioactivity. By definition, 1 microcurie equals exactly 37 kilobecquerels. This means to convert microcuries to kilobecquerels, you multiply by 37.

Formula

kilobecquerels = microcuries × 37

Step-by-Step Example

Convert 5 μCi to kilobecquerels:

1
Convert 5 μCi to kilobecquerels

We need to convert microcuries to kilobecquerels

2
Apply the formula

Since 1 μCi = 37 kBq, multiply by 37

5 × 37 = 185

Answer

5 μCi = 185 kBq

Microcurie to Kilobecquerel Conversion Table

Quick reference table for common microcurie to kilobecquerel conversions. Click any value for detailed calculation.

Microcuries (μCi) Kilobecquerels (kBq)
1 μCi 37 kBq
2 μCi 74 kBq
5 μCi 185 kBq
10 μCi 370 kBq
15 μCi 555 kBq
20 μCi 740 kBq
25 μCi 925 kBq
50 μCi 1850 kBq
100 μCi 3700 kBq

About These Units

Microcurie (μCi)

A microcurie (μCi) equals 10⁻⁶ curie or 37 kBq. Common for laboratory tracer experiments, radioactive check sources (1-10 μCi), exempt quantity limits, and calibration standards. One microcurie = 2.22 million disintegrations per minute.

Kilobecquerel (kBq)

A kilobecquerel (kBq) equals 1,000 becquerels or 27 nanocuries. Used for environmental samples, food contamination limits (e.g., 1,000 Bq/kg for cesium in EU), smoke detector sources (30-40 kBq), and low-level laboratory samples.

Frequently Asked Questions

How do I convert microcuries to kilobecquerels?

To convert microcuries to kilobecquerels, multiply the value by 37. For example, 10 μCi = 370 kBq.

How many kilobecquerels are in 1 microcurie?

1 microcurie equals 37 kilobecquerels.

What is the formula for microcuries to kilobecquerels?

The formula is: kBq = μCi × 37.