Convert Femtobecquerels per kilogram to Megabecquerels per kilogram
Convert Femtobecquerels per kilogram (fBq/kg) to Megabecquerels per kilogram (MBq/kg) instantly and accurately.
Conversion Formula
MBq/kg = fBq/kg × 1.000000000e-21
About Femtobecquerels per kilogram
The femtobecquerel per kilogram (fBq/kg) equals 10⁻¹⁵ Bq/kg. Used in accelerator mass spectrometry (AMS) to quantify cosmogenic radionuclide concentrations (¹⁰Be, ³⁶Cl) in ice cores, sediments, and geological minerals where activities per unit mass are at the femto-level. Ultra-clean radiochemistry purity assessments for solar neutrino detectors also reach fBq/kg sensitivities. 1 fBq/kg = 10⁻¹⁵ Bq/kg.
About Megabecquerels per kilogram
The megabecquerel per kilogram (MBq/kg) equals 10⁶ Bq/kg. Typical for enriched or irradiated materials: moderately irradiated nuclear fuel after cooling has fission-product specific activities in the MBq/kg to GBq/kg range for individual nuclides; ₉ₐSr in high-dose-rate brachytherapy sources is characterised in MBq/kg. 1 MBq/kg = 10⁶ Bq/kg.
Quick Reference Table
| Femtobecquerels per kilogram (fBq/kg) | Megabecquerels per kilogram (MBq/kg) |
|---|---|
| 1 fBq/kg | 1 × 10-21 MBq/kg |
| 2 fBq/kg | 2 × 10-21 MBq/kg |
| 5 fBq/kg | 5 × 10-21 MBq/kg |
| 10 fBq/kg | 1 × 10-20 MBq/kg |
| 25 fBq/kg | 2.5 × 10-20 MBq/kg |
| 50 fBq/kg | 5 × 10-20 MBq/kg |
| 100 fBq/kg | 1 × 10-19 MBq/kg |