# Thionyl chloride (ID 1836)

- **operation:** document
- **citation:** ERG 2024 ID 1836
- **title:** Thionyl chloride (ID 1836)
- **source type:** guidance
- **agency:** U.S. DOT / Transport Canada / SICT
- **status:** guidance
- **official:** true
- **published on:** 2024-04-04
- **effective on:** Not available
- **summary:** ERG2024 assigns Thionyl chloride (ID 1836) to Guide 137: Substances - Water-Reactive - Corrosive.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-erg-2024-material-id1836-thionyl-chloride.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-erg-2024-material-id1836-thionyl-chloride.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-erg-2024-material-id1836-thionyl-chloride
- **source url:** https://www.phmsa.dot.gov/erg/material?materialName=Thionyl+chloride&materialUn=1836
**body:**

ERG identification number: 1836.
Material: Thionyl chloride.
Assigned response guide: Guide 137, Substances - Water-Reactive - Corrosive.
The ERG index does not mark this entry with the P polymerization-hazard indicator.
- **truncated:** false
- **body characters:** 220