# R4 Solution barrel

Pyanodons item · internal name `r4-barrel` · stack size 50 · no research tier (mined, pumped, harvested, or script-unlocked)
HTML page: https://factorio.kalzumeus.com/item/r4-barrel/

## Produced by (1 recipes)

### Crystallised sodium aluminate (`simik-aluminium`)

- 30 s · tier ?
- Ingredients: 1 × [Anolyte barrel](https://factorio.kalzumeus.com/item/anolyte-barrel.md), 3 × [Mother Liquor barrel](https://factorio.kalzumeus.com/item/mother-liquor-barrel.md), 60 × [Aluminium ore](https://factorio.kalzumeus.com/item/ore-aluminium.md), 1 × [Biosample](https://factorio.kalzumeus.com/item/bio-sample.md), 30 × [Pressurized air](https://factorio.kalzumeus.com/fluid/pressured-air.md)
- Results: 3 × [Crystallised sodium aluminate](https://factorio.kalzumeus.com/item/crystalized-sodium-aluminate.md), 22 × [Duralumin](https://factorio.kalzumeus.com/item/duralumin.md), 1 × [R1 Solution barrel](https://factorio.kalzumeus.com/item/r1-barrel.md), 2 × [R2 Solution barrel](https://factorio.kalzumeus.com/item/r2-barrel.md), 1 × [R4 Solution barrel](https://factorio.kalzumeus.com/item/r4-barrel.md)
- Made in: Simik den MK 01, Simik den MK 02, Simik den MK 03, Simik den MK 04
- Unlocked by an upgrade choice (script), not research

## Used in (0 recipes)

Not an ingredient in any visible recipe.