# Caustic soda and Nickel-based batteries

Their prices have moved together.

Source page: https://www.materialinsights.org/links/caustic-soda-and-nickel-based-batteries/

[Caustic soda](https://www.materialinsights.org/chemicals/caustic_soda/) (chemical) and [Nickel-based batteries](https://www.materialinsights.org/energy/e_nickel_batt/) (energy): 1 relationship.

## How they are linked

### 1. Price link: electrolyte process

*Cost and price · Moderate · Both ways*

Potassium hydroxide is made in chlor-alkali cells, the same process that makes caustic soda. The alkalies proxy shows no monthly link to the battery proxy, at -0.03, with yearly moves at 0.36.

- **-0.03** monthly change correlation
- **0.36** 12-month change correlation
- **0.72** fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.