UN 1324 — Films, nitrocellulose base
Placard: Flammable Solid. ERG Guide 133. Training/quick-reference only — use current ERG + SOP/SOG for incident-specific actions.
Films, nitrocellulose base is a highly flammable solid at room temperature consisting of cellulose nitrate polymer base. It has a characteristic camphor-like odor.
Hazard overview: Films, nitrocellulose base is a highly flammable solid that may be ignited by friction, heat, sparks or flames. It is a Class 4 Flammable Solid.
Response guidance: In the event of a films, nitrocellulose base spill, isolate the area at least 25 meters in all directions. For large fires, isolate an 800-meter radius and consider evacuation.
UN 1324 Quick Details
Common Hazards of UN 1324
- 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
Films, nitrocellulose base is a solid film material, typically clear to amber colored with a characteristic camphor-like odor.
| Also known as | Nitrocellulose filmCellulose nitrate filmMotion picture film (nitrate base)X-ray film (nitrate base)Pyroxylin film |
| Appearance | Solid film material, typically clear to amber colored with a characteristic camphor-like odor. Highly flammable solid at room temperature consisting of cellulose nitrate polymer base. |
| Flash Point | Not applicable (flammable solid) |
| Boiling Point | Not applicable (decomposes before boiling) |
| Vapor Density | Not applicable (solid) |
| Water Reactivity | No significant reaction with water |
Fireground Response Guidance — UN 1324
Extinguishing Media
PPE Requirements
Level B minimum personal protective equipment (PPE) with SCBA is required for handling films, nitrocellulose base. A face shield and flame-resistant clothing are recommended.
Isolation & Evacuation
First Actions for a UN 1324 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).
📋 Copy & Share Field Card
UN 1324 — Films, nitrocellulose baseUse for: Quick radio or face-to-face size-up. Short, structured, field-ready.
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief.
Use for: Quick text to command or incoming units. Fits in a single SMS.