Convert Gigabecquerels per kilogram to Megacuries per kilogram

Convert Gigabecquerels per kilogram (GBq/kg) to Megacuries per kilogram (MCi/kg) instantly and accurately.

Gigabecquerels per kilogram (GBq/kg)
Megacuries per kilogram (MCi/kg)

Conversion Formula

MCi/kg = GBq/kg × 2.702702703e-8

About Gigabecquerels per kilogram

The gigabecquerel per kilogram (GBq/kg) equals 10⁹ Bq/kg. Characterises specific activity of cyclotron-produced short-lived nuclides: ¹⁸F batches from a medical cyclotron have specific activities of 10⁴-10⁵ GBq/µmol; ⁹⁹mTc eluates from a Mo/Tc generator are in the GBq/kg concentration range for clinical use. 1 GBq/kg = 10⁹ Bq/kg.

About Megacuries per kilogram

The megacurie per kilogram (MCi/kg) equals 3.7 × 10¹⁶ Bq/kg. Encountered for extremely high-specific-activity nuclides: carrier-free ²²³Ra (α-emitter, t½ = 11.43 d) reaches ~50 MCi/kg; polonium-210 freshly separated from bismuth targets in research reactors has a specific activity near 4.5 MCi/g = 4.5 × 10³ MCi/kg. 1 MCi/kg = 3.7 × 10¹⁶ Bq/kg.

Quick Reference Table

Gigabecquerels per kilogram (GBq/kg)Megacuries per kilogram (MCi/kg)
1 GBq/kg2.703 × 10-8 MCi/kg
2 GBq/kg5.405 × 10-8 MCi/kg
5 GBq/kg1.351 × 10-7 MCi/kg
10 GBq/kg2.703 × 10-7 MCi/kg
25 GBq/kg6.757 × 10-7 MCi/kg
50 GBq/kg1.351 × 10-6 MCi/kg
100 GBq/kg2.703 × 10-6 MCi/kg

→ Full Specific Activity Converter