# Nitrogen gas and Oxygen

Their prices have moved together.

Source page: https://www.materialinsights.org/links/nitrogen-gas-and-oxygen/

[Nitrogen gas](https://www.materialinsights.org/chemicals/nitrogen_gas/) (chemical) and [Oxygen](https://www.materialinsights.org/chemicals/oxygen/) (chemical): 1 relationship.

## How they are linked

### 1. Price link: co-product

*Cost and price · Moderate · Both ways*

Air separation units produce oxygen and nitrogen together, so their costs are shared. The nitrogen proxy is the broad industrial gases index; monthly moves correlate at 0.39 and yearly moves at 0.55.

- **0.39** monthly change correlation
- **0.55** 12-month change correlation
- **1.40** fitted elasticity

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