
FireSAFE 4X
- 4-Hour Fire-Rated
- 8 ft x 40 ft
- 57 Barrels
- 55 Gal Storage Drums
- 228 Square Feet storage
Compliant storage and rental solutions for Butyllithium (C4H9Li). EPA, OSHA, and NFPA guidance for containment, segregation, and fire protection — with rental buildings matched to this material.

Polymerizing initiator used for production of elastomers. Broadly used as a strong base in synthesis or organic compounds in pharmaceutical industry. Also used in the synthetic production of rubber.
Category 2 Flammable Liquids. Category 1B Skin irritation.
See SDS fire suppression is recommended for Butyllithium
Guidance: Dry Powder Extinguisher
Always confirm extinguishing agents against the manufacturer SDS and your authority having jurisdiction before specifying a rental building fire-suppression package.
Compliant storage and rental solutions for Butyllithium should account for its listed hazards (Category 2), climate control needs (2-8 C), and segregation requirements. Water, oxidizing agents (avoid)
Review NFPA 30 flammable liquid storage requirements and Fire-rated chemical storage rental when designing fire rating, containment, and building selection.
Properties: Boiling point: decomposes. Melting point: -104.8F, Boiling point: 80 C. Solubility: Ethers, hydrocarbons.
Matched to this chemical
Fire rating, footprint, and containment options from the US Hazmat Rentals fleet — sized for compliant chemical storage.



Material handling
US Hazmat Rentals buildings are designed around the primary storage formats teams use in the field — each path opens the matching storage solution on ushazmatrentals.com.

Large-volume tote storage with forklift-ready handling inside compliant buildings.
Explore solution
Drum and pallet-adjacent workflows sized for secondary containment and segregation.
Explore solution
Pallet-in, pallet-out layouts for packaged chemicals and rack-ready inventory.
Explore solution
Locker and cabinet-scale storage for cans, jars, and other small-format chemicals.
Explore solutionWe have solutions designed for your workflow process needs.
Store Butyllithium in EPA-, OSHA-, and NFPA-compliant containment suited to its hazards (Category 2). Climate range guidance: 2-8 C. Compatibility notes: Water, oxidizing agents (avoid) US Hazmat Rentals provides compliant chemical storage buildings available for rental.
Yes — Butyllithium is flagged as a flammable hazard in this database (Yes). Flash point: -6.6 C. Use fire-rated storage and follow NFPA 30 / applicable flammable-liquid rules where they apply.
Butyllithium is listed as: Category 2. Category 2 Flammable Liquids. Category 1B Skin irritation.
Dry Powder Extinguisher
Yes. US Hazmat Rentals offers EPA-, OSHA-, and NFPA-compliant chemical storage buildings and containment that can be matched to Butyllithium. Request sizing and compliance guidance at https://ushazmatrentals.com/chemical-storage-quote-request/.