☣️ UN 2567 • CLASS 6
UN 2567 — Sodium pentachlorophenate
Placard: Toxic. ERG Guide 154. 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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UN 2567 Quick Details
UN 2567
Product name: Sodium pentachlorophenate
DOT Class: 6
Placard type: Toxic
ERG Guide: 154 (check current ERG)
Initial isolation: ERG 154: isolate spill 25m all directions; for large spill isolate 50m; if fire or water involved evacuate 800m downwind
Common Hazards of UN 2567
- TOXIC and/or CORROSIVE; inhalation, ingestion or skin contact with material may cause severe injury
- Contact with molten substance may cause severe burns to skin and eyes.
- 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
- Some are oxidizers and may ignite combustibles (wood, paper, oil, clothing, etc.).
- Corrosives in contact with metals may evolve flammable hydrogen gas.
Chemical Identity & Physical Properties
| Also known as | Sodium pentachlorophenoxidePentachlorophenol sodium saltNaPCPSodium PCPDowicide G |
| CAS Number | 131-52-2 |
| Appearance | White to tan crystalline powder or granules. Slight phenolic odor. Solid at room temperature. |
| Flash Point | Not applicable (non-flammable solid) |
| Boiling Point | Decomposes before boiling |
| Vapor Density | Not applicable (solid) |
| Water Reactivity | Soluble in water, forms corrosive alkaline solution |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Fireground Response Guidance — UN 2567
Extinguishing Media
Water spray, dry chemical, CO2, or foam may be used
PPE Requirements
⚠️ Level B minimum; SCBA required; full chemical protective clothing; prevent any skin contact due to toxic and corrosive nature
Isolation & Evacuation
ERG 154: isolate spill 25m all directions; for large spill isolate 50m; if fire or water involved evacuate 800m downwind
Always confirm protective actions with the current edition of the Emergency Response Guidebook (ERG Guide 154).
First Actions for a UN 2567 Incident
- 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
- 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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📋 Copy & Share Field Card
UN 2567 — Sodium pentachlorophenateHAZMAT RADIO NOTE — UN 2567
Product: Sodium pentachlorophenate
Class 6 / Toxic / ERG 154
PPE: Level B minimum; SCBA required; full chemical protective clothing; prevent any skin contact due to toxic and corrosive nature
ISOLATION: ERG 154: isolate spill 25m all directions; for large spill isolate 50m; if fire or water involved evacuate 800m 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 2567 — Sodium pentachlorophenate
Class: 6 | Placard: Toxic | ERG Guide: 154
Appearance: White to tan crystalline powder or granules. Slight phenolic odor. Solid at room temperature.
Water Reactivity: Soluble in water, forms corrosive alkaline solution
Extinguishing: Water spray, dry chemical, CO2, or foam may be used
PPE: Level B minimum; SCBA required; full chemical protective clothing; prevent any skin contact due to toxic and corrosive nature
Isolation: ERG 154: isolate spill 25m all directions; for large spill isolate 50m; if fire or water involved evacuate 800m downwind
— Key Hazards —
• TOXIC and/or CORROSIVE; inhalation, ingestion or skin contact with material may cause severe injury
• Contact with molten substance may cause severe burns to skin and eyes.
• Avoid any skin contact.
— 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/2567 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN2567 Sodium pentachlorophenate Cls6 ERG154 | allfirefighter.com/hazmat/un/2567SMS / 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/2567
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Frequently Asked Questions about UN 2567
TOXIC and/or CORROSIVE; inhalation, ingestion or skin contact with material may cause severe injury Contact with molten substance may cause severe burns to skin and eyes. 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 Some are oxidizers and may ignite combustibles (wood, paper, oil, clothing, etc.). Corrosives in contact with metals may evolve flammable hydrogen gas.
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; SCBA required; full chemical protective clothing; prevent any skin contact due to toxic and corrosive nature
Water reactivity: Soluble in water, forms corrosive alkaline solution. Recommended extinguishing: Water spray, dry chemical, CO2, or foam may be used.
ERG Guide 154 recommendation: ERG 154: isolate spill 25m all directions; for large spill isolate 50m; if fire or water involved evacuate 800m downwind
No. This is a training/quick-reference aid only. Always consult the current ERG Guide 154 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.