Chlorodifluoromethane
Ann Arbor
Chlorodifluoromethane (Freon 22) is a refrigerant, solvent and aerosol propellant banned in 2000 under the Montreal Protocol because of its ozone-depleting properties. Freons can cause heart, nervous system and liver damage.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | ND | 1 | 0 | ND |
2014 | 0.0300 ppb | 3 | 1 | ND - 0.0900 ppb |
2015 | N/A | 0 | 0 | N/A |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2013-12-11 | 201312130450AM | ND |
2014-03-05 | 201403060240AM | ND |
2014-06-03 | 201406040661AM | ND |
2014-09-15 | 201409170396AM | 0.0900 ppb |