OSHA NIOSH CGA AIHA NSC ASSE Reference Material Air Quality: Compressed Gas Association (CGA) 7.1-1989 Air Grade Specifications Trace Analytics Air Systems International Inc. Certifications: International Organization for Standardization (ISO) 9001 Certificate Product Specifications: CO2-91 Airline Monitor Oxygen Sensor Technical Specifications CO-91 Airline Monitor Carbon Monoxide Technical Specifications Replacement 'A' Particulate Element for our Grade-D Filtration Products Replacement 'C' Coalescing Element for our Grade-D Filtration Products Replacement 'D' Charcoal Element for our Grade-D Filtration Products Ergonomic Performance Specifications for the MP-2300ENB Comparison Charts: Oil Free vs. Lubricated Compressor Comparison Confined Space Entry Information and Articles: SVB Series Fan Curves Common Mistakes in Confined Space Monitoring(Article by Thomas Suski) Understanding Static Electricity in Confined Space Entry Ventilation - OH Magazine Using Ventilation Blowers in Confined Spaces Ventilation Helps Insure Safe Air - Safety Management Magazine Does Ventilation Control or Eliminate Atmospheric Hazards - OH Magazine Codes and Regulations: NEMA Classifications OSHA, Respiratory Standard 1910.134