Hydrogen Cyanide Chemical Storage Specifications

Compliant storage and rental solutions for Hydrogen Cyanide (HCN). EPA, OSHA, and NFPA guidance for containment, segregation, and fire protection — with rental buildings matched to this material.

Non-flammableNon-Flammable Storage

Chemical formula

About Hydrogen Cyanide

Hydrogen cyanide (AC) is a chemical warfare agent (military designation, AC). It is used commercially for fumigation, electroplating, mining, chemical synthesis, and the production of synthetic fibers, plastics, dyes, and pesticides.

Structured hazard data

Hazard class
See SDS
Storage category
Non-Flammable Storage
Flammable
No
Flash point
See SDS
Storage temperature
<52 C
Recommended extinguishing agent
Dry Chemical
Compatibility / segregation
Chromium, copper, iron, most metals or their salts, aniline, any flammable liquids, combustible materials, nitromethane

GASES UNDER PRESSURE - Compressed gas

Fire Suppression System

Dry Chemical fire suppression is recommended for Hydrogen Cyanide

  • Water

    Water

  • Dry Chemical

    Dry Chemical · Recommended

  • CO₂ / Other

    CO₂ / Other

Guidance: Dry Chemical fire suppression is generally recommended for Hydrogen Cyanide (HCN). *Please consult your raw material manufacturer's safety data sheet (SDS) and your local authority having jurisdiction to verify the most adequate fire suppression extinguisher for your specific storage or use.

Additional extinguishing notes: Use an extinguishing agent suitable for the surrounding fire.

Always confirm extinguishing agents against the manufacturer SDS and your authority having jurisdiction before specifying a rental building fire-suppression package.

Storage & segregation guidance

Compliant storage and rental solutions for Hydrogen Cyanide should account for its listed hazards, climate control needs (<52 C), and segregation requirements. Chromium, copper, iron, most metals or their salts, aniline, any flammable liquids, combustible materials, nitromethane

Review How the NFPA 704 hazard rating works when designing fire rating, containment, and building selection.

Properties: Melting point Relative density Solubility Gas. -210.01°C (-346°F) This is based on data for the following ingredient: nitrogen. Weighted average: -211.91°C (-349.4°F) Not applicable. Not available. Odor Not available. pH Color Not available. Evaporation rate Not available. Auto-ignition temperature Flash point Not available. Not available. Not available. Not available. Viscosity Not applicable. Odor threshold Not available. Partition coefficient: noctanol/water : : : : : : : : : : : : : Appearance Boiling point : Not available. Flammability (solid, gas) : Not available. Lower and upper explosive (flammable) limits : Not available. Decomposition temperature : Not available. Solubility in water : Not available. Flow time (ISO 2431) : Not available. Vapor pressure Vapor density Highest known value: 1.1 (Air = 1) (oxygen). Weighted average: 1 (Air = 1) : Not available. : Gas Density (lb/ft 3) : Weighted average: 0.07 Critical temperature : Lowest k

Matched to this chemical

Recommended storage solutions for Hydrogen Cyanide

Fire rating, footprint, and containment options from the US Hazmat Rentals fleet — sized for compliant chemical storage.

  • Non-fire-rated0 HourChemical Storage Shipping

    BoxSAFE CX

    • Non Fire-Rated
    • 8 ft x 40 ft x 8' 5"
    • 50 Qty 55 Gallon Drums
    • 9 Pallets or Totes
    • 302 Square Feet storage
    View product
  • Non-fire-rated0 HourChremical Storage

    Non Fire-Rated

    • 0-Hour Fire-Rated
    • 8 ft x 40 ft
    • 57 Barrels
    • 55 Gal Storage Drums
    View product
  • Non-fire-rated0 HourChremical Storage

    Non Fire-Rate

    • 0-Hour Fire-Rated
    • 8 ft x 20 ft
    • 27 Barrels
    • 55 Gal Storage Drums
    View product

Material handling

How do you manage your bulk chemical storage?

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.

We have solutions designed for your workflow process needs.

Frequently asked questions

How should Hydrogen Cyanide be stored?

Store Hydrogen Cyanide in EPA-, OSHA-, and NFPA-compliant containment suited to its hazards (Consult the SDS and applicable hazard classification). Climate range guidance: <52 C. Compatibility notes: Chromium, copper, iron, most metals or their salts, aniline, any flammable liquids, combustible materials, nitromethane US Hazmat Rentals provides compliant chemical storage buildings available for rental.

Is Hydrogen Cyanide flammable?

Hydrogen Cyanide is not flagged as flammable in this database (No). Still verify the SDS and store in compliant containment for its listed hazard class.

What hazard class is Hydrogen Cyanide?

Hydrogen Cyanide is listed as: Consult the SDS and applicable hazard classification. GASES UNDER PRESSURE - Compressed gas

What fire suppression is recommended for Hydrogen Cyanide?

Dry Chemical fire suppression is generally recommended for Hydrogen Cyanide (HCN). *Please consult your raw material manufacturer's safety data sheet (SDS) and your local authority having jurisdiction to verify the most adequate fire suppression extinguisher for your specific storage or use.

Is compliant Hydrogen Cyanide storage available for rent?

Yes. US Hazmat Rentals offers EPA-, OSHA-, and NFPA-compliant chemical storage buildings and containment that can be matched to Hydrogen Cyanide. Request sizing and compliance guidance at https://ushazmatrentals.com/chemical-storage-quote-request/.