# Plutonium 241

Pyanodons item · internal name `pu-241` · stack size 100 · first craftable in tier 4 (pY science pack 2, [tier 4](https://factorio.kalzumeus.com/tier/4.md))
HTML page: https://factorio.kalzumeus.com/item/pu-241/

## Produced by (4 recipes)

### Plutonium 241 (`pu-240-transmutation`)

- 10 s · tier 7
- Ingredients: 40 × [Plutonium 240](https://factorio.kalzumeus.com/item/pu-240.md), 80 × [Neutron](https://factorio.kalzumeus.com/fluid/neutron.md)
- Results: 40 × [Plutonium 241](https://factorio.kalzumeus.com/item/pu-241.md)
- Made in: Particle accelerator MK 01, Particle accelerator MK 02, Particle accelerator MK 03, Particle accelerator MK 04
- Unlocked by: [Nuclear Power - Stage 2](https://factorio.kalzumeus.com/tech/nuclear-power-mk02.md)

### Neutron capture PU-242, PU-242 → PU-241, PU-239 (`plutonium-shuffle-3`)

- 281.69 s · tier 4
- Ingredients: 35 × [Plutonium peroxide](https://factorio.kalzumeus.com/fluid/plutonium-peroxide.md), 2 × [Plutonium 242](https://factorio.kalzumeus.com/item/pu-242.md)
- Results: 1 × [Plutonium 241](https://factorio.kalzumeus.com/item/pu-241.md), 1 × [Plutonium 239](https://factorio.kalzumeus.com/item/pu-239.md)
- Made in: Neutron absorber MK 01, Neutron absorber MK 02, Neutron absorber MK 03, Neutron absorber MK 04
- Unlocked by: [Nuclear research](https://factorio.kalzumeus.com/tech/uranium-processing.md)

### Plutonium 239 (`plutonium-seperation`)

- 5 s · tier 4
- Ingredients: 5 × [Plutonium Oxide](https://factorio.kalzumeus.com/item/plutonium-oxide.md)
- Results: 0.3 × [Plutonium 238](https://factorio.kalzumeus.com/item/pu-238.md) (2% chance of 15), 7.95 × [Plutonium 239](https://factorio.kalzumeus.com/item/pu-239.md) (53% chance of 15), 3.75 × [Plutonium 240](https://factorio.kalzumeus.com/item/pu-240.md) (25% chance of 15), 2.25 × [Plutonium 241](https://factorio.kalzumeus.com/item/pu-241.md) (15% chance of 15), 7.5 × [Plutonium 242](https://factorio.kalzumeus.com/item/pu-242.md) (50% chance of 15)
- Made in: Particle accelerator MK 01, Particle accelerator MK 02, Particle accelerator MK 03, Particle accelerator MK 04
- Unlocked by: [Nuclear research](https://factorio.kalzumeus.com/tech/uranium-processing.md)

### Plutonium 242 (`plutonium-seperation-2`)

- 5 s · tier 6
- Ingredients: 50 × [MOX Plutonium Oxide](https://factorio.kalzumeus.com/item/plutonium-oxide-mox.md)
- Results: 60 × [Plutonium 238](https://factorio.kalzumeus.com/item/pu-238.md) (40% chance of 150), 10 × [Plutonium 239](https://factorio.kalzumeus.com/item/pu-239.md) (20% chance of 50), 75 × [Plutonium 240](https://factorio.kalzumeus.com/item/pu-240.md) (50% chance of 150), 4 × [Plutonium 241](https://factorio.kalzumeus.com/item/pu-241.md) (5% chance of 80), 90 × [Plutonium 242](https://factorio.kalzumeus.com/item/pu-242.md) (60% chance of 150)
- Made in: Particle accelerator MK 01, Particle accelerator MK 02, Particle accelerator MK 03, Particle accelerator MK 04
- Unlocked by: [Nuclear power](https://factorio.kalzumeus.com/tech/nuclear-power.md)

## Used in (3 recipes)

- Neutron capture PU-239, PU-241 → PU-240, PU-242 (`plutonium-shuffle-1`, tier 4) → [Plutonium 240](https://factorio.kalzumeus.com/item/pu-240.md)
- Neutron capture PU-241, PU-242 → PU-239, PU-240 (`plutonium-shuffle-4`, tier 4) → [Plutonium 239](https://factorio.kalzumeus.com/item/pu-239.md)
- Plutonium 242 (`pu-241-transmutation`, tier 6) → [Plutonium 242](https://factorio.kalzumeus.com/item/pu-242.md)