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Protocol Propane (C4H6)

Protocol Propane Gases in balance air are available in span ranges from 0-10 ppm up to 10% (100,000 ppm). Propane standards are used to calibrate FID instruments designed to measure Total Hydrocarbon Emission for compliance reporting. Applicable EPA methods: USEPA Method 25A & CFR 40 Part 60 Performance Specification 8A .

Protocol Methane (CH4)

Protocol Methane Gases in balance air are available in span ranges from 0-10 ppm up to 10% (100,000 ppm). Methane standards are used to calibrate FID instruments and for determining total gaseous non-methane organics for compliance reporting. Applicable EPA methods: USEPA Method 25A & CFR 40 Part 60 Performance Specification 8A .

Protocol Carbon Monoxide (CO)

Protocol Carbon Monoxide Gases in balance Nitrogen are available in span ranges from 0-10 ppm up to 10% (100,000 ppm). Carbon Monoxide standards are used to calibrate Continuous Emission Monitors designed to measure CO for compliance reporting. Applicable EPA methods: USEPA Method 10 & CFR 40 Part 60 Performance Specification 4 .

Protocol Carbon Dioxide (CO2)

Protocol Carbon Dioxide Gases are available in span ranges from 0-25%. Carbon Dioxide standards are used to calibrate Continuous Emission Monitors designed to measure CO2 for compliance reporting. Applicable EPA methods: USEPA Method 3, CFR 40 Part 60 Performance Specification 3 & CFR 40 Part 75 .

Protocol Oxygen (O2)

Protocol Oxygen Gases are available in span ranges from 0-25%. Oxygen standards are used to calibrate Continuous Emission Monitors designed to measure O2 for compliance reporting. Applicable EPA methods: USEPA Method 3 & CFR 40 Part 60 Performance Specification 3 .

Protocol Nitric Oxide (NOx)

Protocol Nitric Oxide Gases in balance Nitrogen are available in span ranges from 0-10 ppm up to 1% (10,000 ppm). Nitric Oxide standards are used to calibrate Continuous Emission Monitors designed to measure NOx for compliance reporting. Applicable EPA methods: USEPA Method 7E, CFR 40 Part 60 Performance Specification 2 & CFR 40 Part 75 .

Protocol Sulfur Dioxide (SO2)

Protocol Sulfur Dioxide Gases in balance Nitrogen are available in span ranges from 0-50 ppm up to 1% (10,000 ppm). Sulfur Dioxide standards are used to calibrate Continuous Emission Monitors designed to measure SO2 for compliance reporting. Applicable EPA methods: USEPA Method 6C, CFR 40 Part 60 Performance Specification 2 & CFR 40 Part 75 .

Protocol Hydrogen Chloride (HCL)

Protocol Hydrogen Chloride Gases in balance Nitrogen are available in span ranges from 0-50 ppm up to .5% (5,000 ppm). Hydrogen Chloride standards are used to calibrate instruments designed to measure HCL for compliance reporting. Applicable EPA methods: USEPA Method 321 .