# Thorium processing (technology)

internal name `thorium` · tier 7 (Production science pack, [tier 7](https://factorio.kalzumeus.com/tier/7.md))
HTML page: https://factorio.kalzumeus.com/tech/thorium/

## Cost

1200 units of (1 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 2 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 3 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 6 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 10 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 20 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 30 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 6 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 300 s each.

## Requires (1)

- [Production science pack](https://factorio.kalzumeus.com/tech/production-science-pack.md)

## Leads to (1)

- [Zinc oxide nanoparticles](https://factorio.kalzumeus.com/tech/zno-nanoparticles.md)

## Unlocks (4 recipes)

### Stripped Thorium Solution (`stripped-th`)

- 15 s · tier 7 · productivity modules allowed
- Ingredients: 50 × [Rare earth Pulp 04](https://factorio.kalzumeus.com/fluid/re-pulp-04.md), 50 × [Hydrogen chloride](https://factorio.kalzumeus.com/fluid/hydrogen-chloride.md)
- Results: 100 × [Stripped Thorium Solution](https://factorio.kalzumeus.com/fluid/stripped-th.md)
- Made in: Wet scrubber MK 01, Wet scrubber MK 02, Wet scrubber MK 03, Wet scrubber MK 04
- Unlocked by: [Thorium processing](https://factorio.kalzumeus.com/tech/thorium.md)

### Thorium dust (`th-dust`)

- 10 s · tier 7
- Ingredients: 100 × [Stripped Thorium Solution](https://factorio.kalzumeus.com/fluid/stripped-th.md), 100 × [Ammonia](https://factorio.kalzumeus.com/fluid/ammonia.md)
- Results: 1 × [Thorium dust](https://factorio.kalzumeus.com/item/th-dust.md)
- Made in: Centrifuge, Centrifuge MK 01, Centrifuge MK 02, Centrifuge MK 03, Centrifuge MK 04
- Unlocked by: [Thorium processing](https://factorio.kalzumeus.com/tech/thorium.md)

### Thorium Oxalate (`th-oxalate`)

- 5 s · tier 7 · productivity modules allowed
- Ingredients: 1 × [Ammonium oxalate](https://factorio.kalzumeus.com/item/ammonium-oxalate.md), 100 × [Water](https://factorio.kalzumeus.com/fluid/water.md), 1 × [Thorium dust](https://factorio.kalzumeus.com/item/th-dust.md)
- Results: 50 × [Thorium Oxalate](https://factorio.kalzumeus.com/fluid/th-oxalate.md)
- Made in: Agitator MK 01, Agitator MK 02, Agitator MK 03, Agitator MK 04
- Unlocked by: [Thorium processing](https://factorio.kalzumeus.com/tech/thorium.md)

### Thorium oxide (`th-oxide`)

- 10 s · tier 7
- Ingredients: 50 × [Thorium Oxalate](https://factorio.kalzumeus.com/fluid/th-oxalate.md), 100 × [Ammonia](https://factorio.kalzumeus.com/fluid/ammonia.md), 1 × [Filtration media](https://factorio.kalzumeus.com/item/filtration-media.md), 1 × [Glassware](https://factorio.kalzumeus.com/item/flask.md)
- Results: 2 × [Thorium oxide](https://factorio.kalzumeus.com/item/th-oxide.md), 50 × [Muddy sludge](https://factorio.kalzumeus.com/fluid/muddy-sludge.md)
- Made in: Filter MK 01, Filter MK 02, Filter MK 03, Filter MK 04
- Unlocked by: [Thorium processing](https://factorio.kalzumeus.com/tech/thorium.md)