⚠ WARNING: Common automotive and refrigeration refrigerant. Simple asphyxiant in enclosed spaces. Thermal decomposition (e.g., open flame) produces HF (hydrofluoric acid) — extremely corrosive. EPA phasing out under AIM Act.
GHS Hazard Pictograms
🔵 Compressed Gas
Hazard Statements (H-codes)
H280 – Contains gas under pressure; may explode if heated
H420 – Harms public health and the environment by destroying ozone in the upper atmosphere
Precautionary Statements (P-codes)
P410+P403 – Protect from sunlight; store in well-ventilated place
P271 – Use only in well-ventilated area
P260 – Do not breathe gas
First Aid Measures (Section 4)
👁Eye Contact▼
Cryogenic contact: do not rub. Flush with tepid water. Seek medical attention.
🖐Skin Contact▼
Cryogenic contact causes frostbite. Rewarm with tepid water. Do not rub. Seek medical attention.
🫁Inhalation▼
Remove to fresh air. Simple asphyxiant at high concentrations — call 911 if unconscious. If thermal decomposition occurred, seek emergency care for HF exposure.
🫦Ingestion▼
Not applicable under normal conditions.
Storage & Handling
🔒 Storage & Handling: Store cylinders away from heat sources, direct sunlight. Maximum 52 °C (125 °F). Well-ventilated area.
PPE Requirements
Safety glasses
Cryogenic gloves when handling liquid
Flame-resistant clothing near thermal operations
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