☣️ UN 2872 • CLASS 6
Dibromochloropropanes
Placard: Toxic. Training/quick-reference only — use current ERG + SOP/SOG for incident-specific actions.
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⚠️ This page is a quick-reference aid. For real incidents: stage upwind, isolate, deny entry, request Hazmat early, and consult the current ERG + SOP/SOG.
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Quick details
UN 2872
Class: 6
Placard type: Toxic
ERG: Guide 159 (check current ERG)
Isolation: ERG 159: isolate spill/leak area immediately for 50m in all directions; if tank/rail car involved in fire, isolate 800m in all directions and evacuate
Chemical & Response Details
| Also known as | 1,2-Dibromo-3-chloropropaneDBCPNemagonFumazoneNematocide |
| CAS Number | 96-12-8 |
| Appearance | Colorless to amber liquid with a pungent, chloroform-like odor. Dense liquid that sinks in water. |
| Flash Point | 76C (170F) |
| Boiling Point | 195C (383F) |
| Vapor Density | 7.0 (much heavier than air) |
| Water Reactivity | No significant reaction with water; slightly soluble |
| Extinguishing | Alcohol-resistant foam, CO2, dry chemical, water spray for cooling |
| PPE | ⚠️ Level B minimum with SCBA required; full chemical protective clothing for spill response due to severe inhalation and skin absorption hazards |
| Isolation | ERG 159: isolate spill/leak area immediately for 50m in all directions; if tank/rail car involved in fire, isolate 800m in all directions and evacuate |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Common hazards (high level)
- Inhalation of vapors or dust is extremely irritating.
- May cause burning of eyes and lachrymation (flow of tears).
- May cause coughing, difficult breathing and nausea.
- Brief exposure effects last only a few minutes.
- Exposure in an enclosed area may be very harmful.
- Fire will produce irritating, corrosive and/or toxic gases.
- Runoff from fire control or dilution water may cause environmental contamination.
- Some of these materials may burn, but none ignite readily.
First actions (field-minded)
- CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper
- Keep unauthorized personnel away.
- Stay upwind, uphill and/or upstream.
- Ventilate closed spaces before entering, but only if properly trained and equipped.
- Isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters
- Consider initial downwind evacuation for at least 100 meters (330 feet).
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UN 2872 — Dibromochloropropanes HAZMAT RADIO NOTE — UN 2872
Product: Dibromochloropropanes
Class 6 / Toxic / ERG 159
PPE: Level B minimum with SCBA required; full chemical protective clothing for spill response due to severe inhalation and skin absorption hazards
ISOLATION: ERG 159: isolate spill/leak area immediately for 50m in all directions; if tank/rail car involved in fire, isolate 800m in all directions and evacuate
ACTION: Stage upwind · Isolate · Deny entry · Request HazmatRADIO
Use for: Quick radio or face-to-face size-up. Short, structured, field-ready.
=== IC HAZMAT BRIEFING ===
UN 2872 — Dibromochloropropanes
Class: 6 | Placard: Toxic | ERG Guide: 159
Appearance: Colorless to amber liquid with a pungent, chloroform-like odor. Dense liquid that sinks in water.
Water Reactivity: No significant reaction with water; slightly soluble
Extinguishing: Alcohol-resistant foam, CO2, dry chemical, water spray for cooling
PPE: Level B minimum with SCBA required; full chemical protective clothing for spill response due to severe inhalation and skin absorption hazards
Isolation: ERG 159: isolate spill/leak area immediately for 50m in all directions; if tank/rail car involved in fire, isolate 800m in all directions and evacuate
— Key Hazards —
• Inhalation of vapors or dust is extremely irritating.
• May cause burning of eyes and lachrymation (flow of tears).
• May cause coughing, difficult breathing and nausea.
— First Actions —
• CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper
• Keep unauthorized personnel away.
• Stay upwind, uphill and/or upstream.
• Ventilate closed spaces before entering, but only if properly trained and equipped.
SOURCE: allfirefighter.com/hazmat/un/2872 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN2872 Dibromochloropropanes Cls6 ERG159 | ERG 159: isolate spill/leak area immediately for 50m in all directions; if tank/ | allfirefighter.com/hazmat/un/2872SMS / 160 CHAR
Use for: Quick text to command or incoming units. Fits in a single SMS. Includes link to full page.
⚠️ Quick-reference only. Always use current ERG + SOP/SOG for incident-specific actions. Page: https://allfirefighter.com/hazmat/un/2872
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FAQ
Inhalation of vapors or dust is extremely irritating. May cause burning of eyes and lachrymation (flow of tears). May cause coughing, difficult breathing and nausea. Brief exposure effects last only a few minutes. Exposure in an enclosed area may be very harmful. Fire will produce irritating, corrosive and/or toxic gases. Runoff from fire control or dilution water may cause environmental contamination. Some of these materials may burn, but none ignite readily.
CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper Keep unauthorized personnel away. Stay upwind, uphill and/or upstream.
Level B minimum with SCBA required; full chemical protective clothing for spill response due to severe inhalation and skin absorption hazards
No. This is a training/quick-reference aid only. Always consult the current ERG Guide 159 and your department SOP/SOG for incident-specific protective actions.
Sources (high level): DOT/PHMSA marking & class concepts + ERG usage principles. This page does not reproduce ERG guide text—always consult the current ERG for incident-specific protective actions.