☣️ UN 1318 • CLASS 4
UN 1318 — Cobalt resinate, precipitated
Placard: Flammable Solid. ERG Guide 133. 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.
Cobalt resinate, precipitated is a dark brown to reddish-brown solid or powder with a slight resinous odor. It is a combustible solid at room temperature.
Hazard overview: Cobalt resinate, precipitated is a flammable/combustible material that may be ignited by friction, heat, sparks, or flames. It can cause fires or explosions if not handled properly.
Response guidance: In case of fire, use water spray, dry chemical, CO2, or foam to extinguish the flames. Wear Level C minimum PPE, and SCBA if involved in fire or heavy smoke conditions.
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UN 1318 Quick Details
UN 1318
Product name: Cobalt resinate, precipitated
DOT Class: 4
Placard type: Flammable Solid
ERG Guide: 133 (check current ERG)
Initial isolation: ERG 133: isolate spill 25m all directions; if tank/rail car involved in fire, isolate 800m all directions
Common Hazards of UN 1318
- Flammable/combustible material.
- May be ignited by friction, heat, sparks or flames.
- Some may burn rapidly with flare-burning effect.
- Powders, dusts, shavings, borings, turnings or cuttings may explode or burn with explosive violence.
- Substance may be transported in a molten form at a temperature that may be above its flash point.
- May re-ignite after fire is extinguished.
- Fire may produce irritating and/or toxic gases.
- Contact may cause burns to skin and eyes.
Chemical Identity & Physical Properties
Cobalt resinate, precipitated is a dark brown to reddish-brown solid or powder with a slight resinous odor.
| Also known as | Cobalt resinateCobalt resin soapCobaltous resinateResin acids and rosin acids, cobalt salts |
| CAS Number | 61789-51-3 |
| Appearance | Dark brown to reddish-brown solid or powder. Slight resinous odor. Combustible solid at room temperature. |
| Flash Point | Not applicable (combustible solid) |
| Boiling Point | Not applicable (decomposes) |
| Vapor Density | Not applicable (solid) |
| Water Reactivity | No significant reaction with water |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Fireground Response Guidance — UN 1318
Extinguishing Media
Water spray, dry chemical, CO2, or foam suitable for Class B fires
PPE Requirements
⚠️ Level C minimum; SCBA if involved in fire or heavy smoke conditions
Wear Level C minimum PPE, and SCBA if involved in fire or heavy smoke conditions.
Isolation & Evacuation
ERG 133: isolate spill 25m all directions; if tank/rail car involved in fire, isolate 800m all directions
Always confirm protective actions with the current edition of the Emergency Response Guidebook (ERG Guide 133).
First Actions for a UN 1318 Incident
- Keep unauthorized personnel away.
- Stay upwind, uphill and/or upstream.
- Isolate spill or leak area for at least 25 meters (75 feet) in all directions.
- Consider initial downwind evacuation for at least 100 meters (330 feet).
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📋 Copy & Share Field Card
UN 1318 — Cobalt resinate, precipitatedHAZMAT RADIO NOTE — UN 1318
Product: Cobalt resinate, precipitated
Class 4 / Flammable Solid / ERG 133
PPE: Level C minimum; SCBA if involved in fire or heavy smoke conditions
ISOLATION: ERG 133: isolate spill 25m all directions; if tank/rail car involved in fire, isolate 800m all directions
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 1318 — Cobalt resinate, precipitated
Class: 4 | Placard: Flammable Solid | ERG Guide: 133
Appearance: Dark brown to reddish-brown solid or powder. Slight resinous odor. Combustible solid at room temperature.
Water Reactivity: No significant reaction with water
Extinguishing: Water spray, dry chemical, CO2, or foam suitable for Class B fires
PPE: Level C minimum; SCBA if involved in fire or heavy smoke conditions
Isolation: ERG 133: isolate spill 25m all directions; if tank/rail car involved in fire, isolate 800m all directions
— Key Hazards —
• Flammable/combustible material.
• May be ignited by friction, heat, sparks or flames.
• Some may burn rapidly with flare-burning effect.
— First Actions —
• Keep unauthorized personnel away.
• Stay upwind, uphill and/or upstream.
• Isolate spill or leak area for at least 25 meters (75 feet) in all directions.
• Consider initial downwind evacuation for at least 100 meters (330 feet).
SOURCE: allfirefighter.com/hazmat/un/1318 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief.
UN1318 Cobalt resinate, precipitated Cls4 ERG133 | allfirefighter.com/hazmat/un/1318SMS / 160 CHAR
Use for: Quick text to command or incoming units. Fits in a single SMS.
⚠️ Quick-reference only. Always use current ERG + SOP/SOG for incident-specific actions.
Page: https://allfirefighter.com/hazmat/un/cobalt-resinate-precipitated-un-1318
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Frequently Asked Questions about UN 1318
Yes, UN 1318 Cobalt Resinate, Precipitated is a flammable solid.
Wear Level C minimum PPE, and SCBA if involved in fire or heavy smoke conditions.
Use water spray, dry chemical, CO2, or foam to extinguish the flames.
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.