Convert Femtobecquerels to Kilobecquerels
Convert Femtobecquerels (fBq) to Kilobecquerels (kBq) instantly and accurately.
Conversion Formula
kBq = fBq × 1.000000000e-18
About Femtobecquerels
The femtobecquerel (fBq) equals 10⁻¹⁵ Bq, used in accelerator mass spectrometry (AMS) to quantify cosmogenic radionuclides (¹⁰Be, ³⁶Cl) in ice cores and geological samples. Ultra-low-background counting in deep underground laboratories reaches the fBq/kg level for solar neutrino detector purity assessment. 1 fBq = 10⁻¹⁵ Bq = 10⁻³ pBq.
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
| Femtobecquerels (fBq) | Kilobecquerels (kBq) |
|---|---|
| 1 fBq | 1 × 10-18 kBq |
| 2 fBq | 2 × 10-18 kBq |
| 5 fBq | 5 × 10-18 kBq |
| 10 fBq | 1 × 10-17 kBq |
| 25 fBq | 2.5 × 10-17 kBq |
| 50 fBq | 5 × 10-17 kBq |
| 100 fBq | 1 × 10-16 kBq |