ERG2024 supports first responders during the initial phase of a hazardous-materials 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.

ERG2024 navigationUse the complete official guide during an incident

Open Guide 146

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ERG 2024 ID 3101ERG identification number: 3101. Material: Organic peroxide type B, liquid. Assigned response guide: Guide 146, Organic Peroxides (Heat, Contamination and Friction Sensitive). The ERG index does not mark this entry with the P polymerization-hazard indicator.#

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Incidents1

Incident

PHMSA Hazmat Incident E-2008060090

PHMSA Hazmat Incident E-2008060090 — ORGANIC PEROXIDE TYPE B, LIQUID — BATON ROUGE, LA

UN3101 ORGANIC PEROXIDE TYPE B, LIQUID · incident material matches erg entry

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Record details

Retrieved: Aug 13, 2026
Version: 2024 edition (2024-04-04)

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