Dichlorodifluoromethane
Calif State Polytechnical Univ - Pomona
Dichlorodifluoromethane (Freon-12) 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.
8
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 1 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-12-30 | 4790-005-1045 | ND |
| 2015-12-08 | 4790-005-1155 | ND |
| 2015-12-15 | 4790-011-1145 | ND |
| 2016-12-20 | 4790-005-1200 | ND |
| 2018-12-04 | 4790-005-1250 | ND |
| 2018-12-04 | 4790-005-1250 | ND |
| 2019-12-17 | 4790-005-1100 | ND |
| 2019-12-17 | 4790-005-1100 | ND |