# Thioglycol (ID 2966)

**Citation:** ERG 2024 ID 2966  
**Type / status:** guidance / guidance  
**Agency:** U.S. DOT / Transport Canada / SICT  
**Effective:** Not stated  
**Published:** 2024-04-04

ERG2024 assigns Thioglycol (ID 2966) to Guide 153: Substances - Toxic and/or Corrosive (Combustible).

## Document text

ERG identification number: 2966.
Material: Thioglycol.
Assigned response guide: Guide 153, Substances - Toxic and/or Corrosive (Combustible).
The ERG index does not mark this entry with the P polymerization-hazard indicator.

## Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/erg/material?materialName=Thioglycol&materialUn=2966>
- Source ID: `phmsa-erg-2024`
- SHA-256: `827f6b8f514d3969e88f7d8c20aabaf133d922c95b785b77c81d2451003fbddf`
- Retrieved: 2026-08-13T11:31:32.574Z
- Exported: 2026-08-26T14:06:19.094Z
- Document slug: `phmsa-erg-2024-material-id2966-thioglycol`

### Source metadata

```json
{
  "edition": 2024,
  "language": "English",
  "jurisdiction": "US",
  "caveat": "Emergency-response guidance for the initial phase of a transportation incident. It is not controlling regulation, a compliance determination, a chemical-specific worker safety document, or a substitute for required shipping-paper emergency-response information.",
  "materialSubtype": "phmsa_erg_material",
  "recordKind": "material",
  "collectionId": "phmsa-erg-2024-overview",
  "parentDocumentId": "phmsa-erg-2024-overview",
  "sourceDateLabel": "Effective Date",
  "sourceDate": "2024-04-04",
  "idNumber": "2966",
  "materialName": "Thioglycol",
  "guideNumber": 153,
  "guideTitle": "Substances - Toxic and/or Corrosive (Combustible)",
  "polymerizationHazard": false,
  "physicalPage": 65,
  "pdfUrl": "https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/2024-04/ERG2024-Eng-Web-a.pdf#page=65"
}
```