Environmental Reference Materials, Organics - Soil PT, Proficiency Testing, Soil PTs
Organochlorine Pesticides #SPEO-003
Soil Proficiency Test Schedule
| 2024 SM Soil PT Study Schedule | ||
| Study Number | Study Opens | Study Closes |
| SM-140 | Feb. 6, 2024 | March 21, 2024 |
| SM-141 | March 26, 2024 | May 9, 2024 |
| SM-142 | Aug. 20, 2024 | Oct. 3, 2024 |
| SM-143 | Oct. 21, 2024 | Dec. 4, 2024 |
Analyte
| 4,4’-DDD | 4,4’-DDE |
| 4,4’-DDT | Aldrin |
| alpha-BHC | alpha-Chlordane |
| beta-BHC | delta-BHC |
| Dieldrin | Endosulfan I |
| Endosulfan II | Endosulfan sulfate |
| Endrin | Endrin aldehyde |
| Endrin ketone | gamma-BHC |
| gamma-Chlordane | Heptachlor |
| Heptachlor epoxide | Hexachlorobenzene |
| Methoxychlor | Hexachlorocyclopentadiene |
| Propachlor | Trifluralin |
| Alachlor |
