☣️ UN 0113 • CLASS 1
Guanylnitrosamino-guanyltetrazene, wetted
Placard: Explosive 1.1A. Training/quick-reference only — use current ERG + SOP/SOG for incident-specific actions.
🚒☣️
⚠️ 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.
Advertisement
Quick details
UN 0113
Class: 1
Placard type: Explosive 1.1A
ERG: Guide 112 (check current ERG)
Isolation: ERG 112: Isolate 800m (1/2 mile) in all directions; initiate evacuation; do not approach if exposed to heat
Chemical & Response Details
| Also known as | Tetrazene1-(5-Tetrazolyl)guanyl-4-nitrosamino-guanyl-1-tetrazeneTetraceneTAGN |
| CAS Number | 109-27-3 |
| Appearance | Light tan to buff-colored crystalline powder or granules. Odorless. Shipped wetted with water or alcohol for stability. |
| Flash Point | Not applicable (explosive solid) |
| Boiling Point | Not applicable (decomposes explosively) |
| Vapor Density | Not applicable (solid) |
| Water Reactivity | No significant reaction when wetted; water/alcohol wetting is required for safe handling |
| Extinguishing | DO NOT fight fire when material is involved; withdraw immediately; use unmanned hose holders or monitor nozzles from maximum distance if exposure cannot be avoided |
| PPE | ⚠️ Structural firefighters' protective clothing provides limited protection; evacuate area and fight fire from maximum distance or protected location |
| Isolation | ERG 112: Isolate 800m (1/2 mile) in all directions; initiate evacuation; do not approach if exposed to heat |
Chemical details are general reference only. Always verify with current SDS, ERG, and SOP/SOG.
Common hazards (high level)
- Mass explosion hazard — entire load may detonate simultaneously.
- Severe blast overpressure and fragmentation.
- Sensitive to heat, shock, and friction.
- Secondary fire and debris hazard.
First actions (field-minded)
- CALL 911. Then call emergency response telephone number on shipping paper.
- Establish large isolation zone — minimum 500 meters in all directions.
- Stage upwind, uphill; limit personnel to essential responders only.
- Request Hazmat + law enforcement + additional resources immediately.
- Do not fight fire — evacuate and isolate; let burn if no life safety risk.
- Protect exposures only if safe and directed by command.
- Consult current ERG Guide 112 and follow SOP/SOG.
Advertisement
📋 Copy & Share
UN 0113 — Guanylnitrosamino-guanyltetrazene, wette HAZMAT RADIO NOTE — UN 0113
Product: Guanylnitrosamino-guanyltetrazene, wetted
Class 1 / Explosive 1.1A / ERG 112
PPE: Structural firefighters' protective clothing provides limited protection; evacuate area and fight fire from maximum distance or protected location
ISOLATION: ERG 112: Isolate 800m (1/2 mile) in all directions; initiate evacuation; do not approach if exposed to heat
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 0113 — Guanylnitrosamino-guanyltetrazene, wetted
Class: 1 | Placard: Explosive 1.1A | ERG Guide: 112
Appearance: Light tan to buff-colored crystalline powder or granules. Odorless. Shipped wetted with water or alcohol for stability.
Water Reactivity: No significant reaction when wetted; water/alcohol wetting is required for safe handling
Extinguishing: DO NOT fight fire when material is involved; withdraw immediately; use unmanned hose holders or monitor nozzles from maximum distance if exposure cannot be avoided
PPE: Structural firefighters' protective clothing provides limited protection; evacuate area and fight fire from maximum distance or protected location
Isolation: ERG 112: Isolate 800m (1/2 mile) in all directions; initiate evacuation; do not approach if exposed to heat
— Key Hazards —
• Mass explosion hazard — entire load may detonate simultaneously.
• Severe blast overpressure and fragmentation.
• Sensitive to heat, shock, and friction.
— First Actions —
• CALL 911. Then call emergency response telephone number on shipping paper.
• Establish large isolation zone — minimum 500 meters in all directions.
• Stage upwind, uphill; limit personnel to essential responders only.
• Request Hazmat + law enforcement + additional resources immediately.
SOURCE: allfirefighter.com/hazmat/un/0113 | Always use current ERG + SOP/SOGIC BRIEFING
Use for: Incident command briefing, staging area whiteboard, or pre-entry team brief. Full chemical + response details.
UN0113 Guanylnitrosamino-guanyltetrazene, wetted Cls1 ERG112 | allfirefighter.com/hazmat/un/0113SMS / 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/0113
Related UN numbers (same class)
Discovery block for training / quick reference. Always consult the current ERG + your SOP/SOG for operations.
Advertisement
FAQ
Mass explosion hazard — entire load may detonate simultaneously. Severe blast overpressure and fragmentation. Sensitive to heat, shock, and friction. Secondary fire and debris hazard.
CALL 911. Then call emergency response telephone number on shipping paper. Establish large isolation zone — minimum 500 meters in all directions. Stage upwind, uphill; limit personnel to essential responders only.
Structural firefighters' protective clothing provides limited protection; evacuate area and fight fire from maximum distance or protected location
No. This is a training/quick-reference aid only. Always consult the current ERG Guide 112 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.