# Hydrochloric acid and Vinyl chloride monomer

Their prices have moved together.

Source page: https://www.materialinsights.org/links/hydrochloric-acid-and-vinyl-chloride-monomer/

[Hydrochloric acid](https://www.materialinsights.org/chemicals/hydrochloric_acid/) (chemical) and [Vinyl chloride monomer](https://www.materialinsights.org/chemicals/vcm/) (chemical): 1 relationship.

## How they are linked

### 1. Price link: by-product source

*Cost and price · Strong · Both ways*

Vinyl chloride plants produce hydrochloric acid as a by-product and also reuse it, so PVC chain output sets acid supply. The VCM proxy is a broad organics index; monthly moves correlate at 0.25 and yearly moves at 0.64.

- **0.25** monthly change correlation
- **0.64** 12-month change correlation
- **1.05** fitted elasticity

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