Convert Becquerels to Kilobecquerels

Convert Becquerels (Bq) to Kilobecquerels (kBq) instantly and accurately.

Becquerels (Bq)
Kilobecquerels (kBq)

Conversion Formula

kBq = Bq × 0.001

About Becquerels

The becquerel (Bq) is the SI coherent unit of radioactivity, defined as exactly one nuclear disintegration per second. Named after Henri Becquerel (discoverer of radioactivity, 1896), it replaced the curie in SI. Household smoke detector ²⁴¹Am sources contain ~30 kBq; a banana contains ~15 Bq of ⁴⁰K. 1 Bq = 1 s⁻¹.

About Kilobecquerels

The kilobecquerel (kBq) equals 10³ Bq. Food safety authorities report ¹³⁷Cs contamination in kBq/kg (Codex Alimentarius and EC 733/2008 limits); ¹²⁵I tracers in radioimmunoassay kits are typically 3.7-18.5 kBq per well. 1 kBq = 10³ Bq = 1000 Bq.

Quick Reference Table

Becquerels (Bq)Kilobecquerels (kBq)
1 Bq0.001 kBq
2 Bq0.002 kBq
5 Bq0.005 kBq
10 Bq0.01 kBq
25 Bq0.025 kBq
50 Bq0.05 kBq
100 Bq0.1 kBq

→ Full Radioactive Activity Converter