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SCBA Compressed Breathing Air Specifications

Trace Analytics, LLC specializes in the analysis of thousands of compressed breathing air samples each year.

Our scientifically designed compressed air testing kits make collection a simple task. Keep the small, portable kit, and return the lightweight sample via the shipping method of your choice.

Selected SCBA Compressed Breathing Air Specifications are shown below. If the specification you need is not shown, please Contact Us. We have many more air & gas specifications in our database. If you need a custom specification, Contact Us with your requirements.

SCBA Use - Selected Air Quality Specifications

Air Quality Specification THC CO CH4 CO2 H2O DP, °F O2 N2 OIL ODOR
CGA G-7.1-2011 Grade D (0) N/A 10 N/A 1000 67 -50 19.5-23.5 N/A 5 None/Slight
CGA G-7.1-2011 Grade L (SCBA) N/A 10 N/A 1000 24 -65 19.5-23.5 N/A 5 None/Slight
NFPA 1989-2013 (N) 25 (T) 5 N/A 1000 24 -65 19.5-23.5 75.0-81.0 2 Not Pronounced
OSHA 1910.134 Respiratory Protection - 2004 Cylinder (Y) N/A 10 N/A 1000 67 -50 19.5-23.5 N/A 5 None/Slight
OSHA 1910.134 Respiratory Protection - 2004 SCBA (S) N/A 10 N/A 1000 67 -50 19.5-23.5 N/A 5 None/Slight
THC = Total Gaseous Hydrocarbons, ppmv CO2 = Carbon Dioxide, ppmv O2 = Oxygen, volume % N2O = Nitrous Oxide, volume %
CO = Carbon Monoxide, ppmv H2O = Water, ppmv N2 = Nitrogen, volume % Odor = Odor as supplied by customer
CH4 = Methane, ppmv DP = Dew Point, °F at 0 psig Oil = Oil Mist & Particulate, mg/m3 HS = Halogenated Solvents, ppmv
(0) CGA G-7.1 notes the typical use for Grade D as "OSHA breathing air" and for Grade L as "SCBA air".
(N) The Analysis Certificate refers to compliance of the referenced air sample with NFPA 1989 5.6 Breathing Air Quality Requirements, not the entirety of NFPA 1989.
(S) 29 CFR 1910.134(i)(1)(ii): "Compressed breathing air shall meet at least the requirements for Type 1-Grade D breathing air described in ANSI/Compressed Gas Association Commodity Specification for Air G-7.1-1989…"
(SCBA) CGA G-7.1 lists the typical use for Grade L to be SCBA air. Grade D typical use is OSHA breathing air.
(T) Does not include Methane.
(Y) 29 CFR 1910.134(i)(1)(ii): "Compressed breathing air shall meet at least the requirements for Type 1-Grade D breathing air described in ANSI/Compressed Gas Association Commodity Specification for Air G-7.1-1989…" 29 CFR 1910.134(i)(4)(iii): "The moisture of the cylinder does not exceed a dew point of -50°F (-45.6°C) at 1 atmosphere pressure…"
Air & Gas Specifications referenced above may be viewed and/or purchased from: CGA - Compressed Gas AssociationNFPA - National Fire Protection AssociationOSHA - Occupational Health & Safety Administration

Other Compressed Air & Gas Specifications:

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