# Sodium sulfate

Pyanodons item · internal name `sodium-sulfate` · 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/sodium-sulfate/

## Produced by (2 recipes)

### Sodium sulfate (`sodium-sulfate`)

- 4 s · tier 4
- Ingredients: 5 × [Salt](https://factorio.kalzumeus.com/item/salt.md), 1 × [Sodium bisulfate](https://factorio.kalzumeus.com/item/sodium-bisulfate.md)
- Results: 1 × [Sodium sulfate](https://factorio.kalzumeus.com/item/sodium-sulfate.md), 40 × [Hydrogen chloride](https://factorio.kalzumeus.com/fluid/hydrogen-chloride.md)
- Made in: High pressure furnace MK 01, High pressure furnace MK 02, High pressure furnace MK 03, High pressure furnace MK 04
- Unlocked by: [Salt & salt accessories](https://factorio.kalzumeus.com/tech/salts.md)

### Sodium sulfate (`sodium-sulfate-1`)

- 4 s · tier 4 · productivity modules allowed
- Ingredients: 10 × [Sodium hydroxide](https://factorio.kalzumeus.com/item/sodium-hydroxide.md), 50 × [Sulfuric acid](https://factorio.kalzumeus.com/fluid/sulfuric-acid.md)
- Results: 1 × [Sodium sulfate](https://factorio.kalzumeus.com/item/sodium-sulfate.md), 50 × [Water](https://factorio.kalzumeus.com/fluid/water.md)
- Made in: Chemical plant, Chemical plant MK 01, Chemical plant MK 02, Chemical plant MK 03, Chemical plant MK 04
- Unlocked by: [Salt & salt accessories](https://factorio.kalzumeus.com/tech/salts.md)

## Used in (18 recipes)

- Sodium carbonate (`sodium-carbonate-1`, tier 4) → [Sodium carbonate](https://factorio.kalzumeus.com/item/sodium-carbonate.md)
- Starch (`starch-2`, tier 4) → [Starch](https://factorio.kalzumeus.com/item/starch.md)
- Starch (`starch-4`, tier 4) → [Starch](https://factorio.kalzumeus.com/item/starch.md)
- Fiberboard (`fiberboard-3`, tier 5) → [Fiberboard](https://factorio.kalzumeus.com/item/fiberboard.md)
- Fiberboard (`fiberboard-mk02`, tier 5) → [Fiberboard](https://factorio.kalzumeus.com/item/fiberboard.md)
- Glass fibers (`glass-fiber`, tier 5) → [Glass fibers](https://factorio.kalzumeus.com/item/glass-fiber.md)
- Glass fibers (`hotair-glass-fiber`, tier 5) → [Glass fibers](https://factorio.kalzumeus.com/item/glass-fiber.md)
- Phosphate glass (`phosphate-glass`, tier 5) → [Phosphate glass](https://factorio.kalzumeus.com/item/phosphate-glass.md)
- Reduced 99.9% copper (`reduction-copper`, tier 7) → [Reduced 99.9% copper](https://factorio.kalzumeus.com/item/reduced-copper.md)
- Reduced 99.9% iron (`reduction-iron`, tier 7) → [Reduced 99.9% iron](https://factorio.kalzumeus.com/item/reduced-iron.md)
- Reduced 99.9% lead (`reduction-lead`, tier 7) → [Reduced 99.9% lead](https://factorio.kalzumeus.com/item/reduced-lead.md)
- Reduced 99.9% nickel (`reduction-nickel`, tier 7) → [Reduced 99.9% nickel](https://factorio.kalzumeus.com/item/reduced-nickel.md)
- Reduced 99.9% tin (`reduction-tin`, tier 7) → [Reduced 99.9% tin](https://factorio.kalzumeus.com/item/reduced-tin.md)
- Reduced 99.9% titanium (`reduction-titanium`, tier 7) → [Reduced 99.9% titanium](https://factorio.kalzumeus.com/item/reduced-ti.md)
- Reduced 99.9% zinc (`reduced-zinc`, tier 7) → [Reduced 99.9% zinc](https://factorio.kalzumeus.com/item/reduced-zinc.md)
- Sponge iron (`sponge-iron`, tier 7) → [Sponge iron](https://factorio.kalzumeus.com/item/sponge-iron.md)
- Reduced 99.9% nexelit (`reduction-nexelit`, tier 9) → [Reduced 99.9% nexelit](https://factorio.kalzumeus.com/item/reduced-nexelit.md)
- Reduced 99.9% silver (`reduction-silver`, tier 9) → [Reduced 99.9% silver](https://factorio.kalzumeus.com/item/reduced-silver.md)