Physical hazards
H231
“May react explosively even in the absence of air at elevated pressure and/or temperature”
Official hazard statement, UN GHS Rev. 9 (2021), Annex 3.
How this code is assigned
Summary of the classification criterion the standard itself uses to assign H231. Not a safety recommendation from CarCareTruth.
Source
H231 is a hazard statement defined in Annex 3 of the United Nations Globally Harmonized System of Classification and Labelling of Chemicals (GHS), Revision 9 (2021). The text above is quoted verbatim from that standard.
CarCareTruth publishes the official statement and a restatement of the standard’s own classification criterion. We do not add safety recommendations, severity judgments, or interpretation of what action a user should take. For full regulatory context, consult the published standard or the product’s own Safety Data Sheet (Section 2).
Products on CarCareTruth whose published SDS includes H231
No products in our catalog list H231 on the Safety Data Sheet published by their manufacturer.
Sources: United Nations, Globally Harmonized System of Classification and Labelling of Chemicals (GHS), Rev. 9 (2021), Annex 3 for the hazard-statement text. Product associations are taken verbatim from Section 2 of the Safety Data Sheet published by each product’s manufacturer. CarCareTruth does not add interpretation to GHS hazard codes.