HYDROGEN FLUORIDE

2.1 Classification of the substance or mixture

OSHA Regulatory Status This chemical is considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200). Acute toxicity - Dermal Category 1 Acute toxicity - Inhalation (Vapors) Category 3 Skin corrosion/irritation Category 1 Sub-category A Serious eye damage/eye irritation Category 1

Signal word

Danger

Hazard statements

Fatal in contact with skin Toxic if inhaled Causes severe skin burns and eye damage Corrosive to the respiratory tract Symptoms may be delayed

Prevention

Do not handle until all safety precautions have been read and understood Avoid breathing vapor Do not get in eyes, on skin, or on clothing Wash hands thoroughly after handling Do not eat, drink or smoke when using this product Use and store only outdoors or in a well ventilated place Wear protective gloves, protective clothing, eye protection, and/or face protection Use a backflow preventive device in piping Use only with equipment of compatible materials of construction and rated for cylinder pressure Do not open valve until connected to equipment prepared for use Close valve after each use and when empty

Response

IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. Wash contaminated clothing before reuse. Immediately call a POISON CENTER or doctor/physician. SPECIFIC TREATMENT:. Apply calcium gluconate cream to affected areas on skin. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing Immediately call a POISON CENTER or doctor/physician

Storage

Store locked up Protect from sunlight when ambient temperature exceeds 52°C/125°F

Precautionary statements

Disposal Dispose of contents/containers in accordance with container supplier/owner instructions

2.3 Other hazards

Not applicable