NITROGEN DIOXIDE

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 - Inhalation (Gases) Category 1 Skin corrosion/irritation Category1 Sub-categoryB Serious eye damage/ eye irritation Category 1 Oxidizing gases Category 1 Gases underpressure Liquefied gas

2.2 Label elements

Signalword Danger HazardStatements May cause or intensify fire; oxidizer Contains gas under pressure;may explode if heated Fatal ifinhaled Causessevereskin burnsandeyedamage Maycause damage to lungs Symptomsmaybedelayed

Prevention

Do not handle until all safety precautions have been read and understood Keep and store away from clothing and other combustible materials Keep valves and fittings free from grease and oil Do not breathe gas. Donotgetineyes,onskin,oronclothing Useandstoreonlyoutdoorsorinawellventilatedplace Wear protective gloves, protective clothing, eye protection, respiratory protection, and/ or face protection Use a backflow preventive device in piping Use only with equipment cleaned for oxygen service Do not open valve until connected to equipment prepared for use Open valve slowly Close valve after each use and when empty When returning cylinder, install leak tight valve outlet cap or plug PrecautionaryStatements-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. IF SKIN IRRITATION OCCURS Get medical advice/ attention. IF IN EYES:Rinse cautiously with waterforseveral minutes.Remove contact lenses,if present and easy to do.Continue rinsing Get medical attention/ advice Incaseoffire:Stopleakifsafetodoso

Storage

Storelocked 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 Hazardsnototherwiseclassified(HNOC) Not applicable