Drinking Water (WS) PTs, Organics - WS PT, Proficiency Testing
WS – Diquat/Endothall/Glyphosate/Paraquat #PEO-097
Drinking Water Chemistry WS Proficiency Study Schedule
2024 WS Drinking Water Chemistry PT Study Schedule | ||
Study Number | Study Opens | Study Closes |
WS-137 | Jan. 8, 2024 | Feb. 21, 2024 |
WS-138 | April 3, 2024 | May 17, 2024 |
WS-139 | July 2, 2024 | Aug. 15, 2024 |
WS-140 | Oct. 15, 2024 | Nov. 28, 2024 |
Analyte
Diquat | 8-40 ug/L |
Endothall | 80-500 ug/L |
Glyphosate | 375-800 ug/L |
Paraquat | 8-100 ug/L |