Environmental Reference Materials, Organics - Soil PT, Proficiency Testing, Soil PTs
Organophosphorus Pesticides #SPEO-021
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
Azinphos methyl (guthion) | 100-1000 ug/kg |
Chlorfenvinphos | 100-1000 ug/kg |
Demeton | 100-1000 ug/kg |
Demeton-o | 100-1000 ug/kg |
Demeton-s | 100-1000 ug/kg |
Diazinon | 100-1000 ug/kg |
Dichlorovos (DDVP) | 100-1000 ug/kg |
Disulfoton | 100-1000 ug/kg |
EPN | 100-1000 ug/kg |
Ethoprop | 100-1000 ug/kg |
Famphur | 100-1000 ug/kg |
Fenthion | 100-1000 ug/kg |
Malathion | 100-1000 ug/kg |
Naled | 100-1000 ug/kg |
Parathion, ethyl | 100-1000 ug/kg |
Parathion, methyl | 100-1000 ug/kg |
Phorate | 100-1000 ug/kg |
Ronnel | 100-1000 ug/kg |
Sulfotepp | 100-1000 ug/kg |
Stirophos | 100-1000 ug/kg |
TEPP | 100-1000 ug/kg |
Trichlorfon | 100-1000 ug/kg |
Chlorpyrifos | 100-1000 ug/kg |