☣️ UN 3027 • CLASS 6
Coumarin derivative pesticide, solid, poisonous
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 3027
Class: 6
Placard type: Toxic
ERG: Guide 151 (check current ERG)
Isolation: ERG 151: Isolate spill 25-50m all directions; if large spill, isolate 100m and consider evacuation; in fire, isolate 800m and evacuate downwind
Chemical & Response Details
| Also known as | Coumarin pesticideWarfarin-type rodenticideAnticoagulant pesticide solidCoumarin-based rat poison |
| Appearance | Typically appears as a white to tan crystalline powder or granular solid. Odorless or slight characteristic odor. Solid at room temperature. |
| Flash Point | Not applicable (non-flammable solid pesticide formulation) |
| Boiling Point | Not applicable (decomposes before boiling) |
| Vapor Density | Not applicable (solid) |
| Water Reactivity | No significant reaction with water, though may slowly dissolve |
| Extinguishing | Water spray, dry chemical, CO2, or foam may be used for surrounding fire |
| PPE | ⚠️ Level A or B required for spill response; SCBA and full chemical-resistant suit mandatory; avoid all skin contact due to high toxicity and absorption risk |
| Isolation | ERG 151: Isolate spill 25-50m all directions; if large spill, isolate 100m and consider evacuation; in fire, isolate 800m and evacuate downwind |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Common hazards (high level)
- Highly toxic, may be fatal if inhaled, ingested or absorbed through skin.
- Avoid any skin contact.
- Fire may produce irritating, corrosive and/or toxic gases.
- Runoff from fire control or dilution water may be corrosive and/or toxic and cause environmental
- Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive
- Containers may explode when heated.
- Runoff may pollute waterways.
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.
- Isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters
- For highlighted materials: see Table 1 - Initial Isolation and Protective Action Distances.
- For non-highlighted materials: increase the immediate precautionary measure distance, in the downwind
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UN 3027 — Coumarin derivative pesticide, solid, po HAZMAT RADIO NOTE — UN 3027
Product: Coumarin derivative pesticide, solid, poisonous
Class 6 / Toxic / ERG 151
PPE: Level A or B required for spill response; SCBA and full chemical-resistant suit mandatory; avoid all skin contact due to high toxicity and absorption risk
ISOLATION: ERG 151: Isolate spill 25-50m all directions; if large spill, isolate 100m and consider evacuation; in fire, isolate 800m and evacuate downwind
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 3027 — Coumarin derivative pesticide, solid, poisonous
Class: 6 | Placard: Toxic | ERG Guide: 151
Appearance: Typically appears as a white to tan crystalline powder or granular solid. Odorless or slight characteristic odor. Solid at room temperature.
Water Reactivity: No significant reaction with water, though may slowly dissolve
Extinguishing: Water spray, dry chemical, CO2, or foam may be used for surrounding fire
PPE: Level A or B required for spill response; SCBA and full chemical-resistant suit mandatory; avoid all skin contact due to high toxicity and absorption risk
Isolation: ERG 151: Isolate spill 25-50m all directions; if large spill, isolate 100m and consider evacuation; in fire, isolate 800m and evacuate downwind
— Key Hazards —
• Highly toxic, may be fatal if inhaled, ingested or absorbed through skin.
• Avoid any skin contact.
• Fire may produce irritating, corrosive and/or toxic gases.
— 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.
• Isolate spill or leak area in all directions for at least 50 meters (150 feet) for liquids and at least 25 meters
SOURCE: allfirefighter.com/hazmat/un/3027 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN3027 Coumarin derivative pesticide, solid, poisonous Cls6 ERG151 | allfirefighter.com/hazmat/un/3027SMS / 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/3027
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FAQ
Highly toxic, may be fatal if inhaled, ingested or absorbed through skin. Avoid any skin contact. Fire may produce irritating, corrosive and/or toxic gases. Runoff from fire control or dilution water may be corrosive and/or toxic and cause environmental Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive Containers may explode when heated. Runoff may pollute waterways.
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 A or B required for spill response; SCBA and full chemical-resistant suit mandatory; avoid all skin contact due to high toxicity and absorption risk
No. This is a training/quick-reference aid only. Always consult the current ERG Guide 151 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.