R-404A in Nitrogen

SECTION 2: Hazards identification

Emergency Overview: Simple Asphyxiant-This product does not contain oxygen and may cause asphyxia if released in a confined area. Colorless, non- flammable gas with a possible faint sweetish odor. High concentrations may cause nausea, dizziness and headaches. Repeated or prolonged skin contact may cause irritation or dermatitis. Use only with adequate ventilation. Contents under pressure. Use and store below 125OF (52OC).

Principle Routes of Exposure

Skin Contact Skin Absorption Eye Contact Inhalation Ingestion Yes No Yes No NorLab, R-404A 0.0001% to 1.0% in Nitrogen, Material Safety Data Sheet #4090, Page 2 of 5 Continued

Potential health effects

Exposure Limits Irritant Sensitization Yes No Teratogen Reproductive Hazard Mutagen No Synergistic Effects: None reported Carcinogenicity: NTP: No IARC: No

Medical Conditions Generally Aggravated by Exposure

None known. NFPA Hazard Codes HMIS Hazard Codes Ratings System Health: 0 Health: 0 0: No Hazard Flammability: 0 Flammability: 0 1: Slight Hazard Instability: 0

Physical hazards

3 2: Moderate Hazard 3: Serious Hazard 4: Severe Hazard Ratings were assigned in accordance with Compressed Gas Association (CGA) guidelines as published in CGA Pamphlet P-19 2009 CGA Recommended Hazard Ratings for Compressed Gases, 3rd Edition.