Environmental Reference Materials, Inorganics - NPW PT, Non-Potable Water (NPW) PTs, Proficiency Testing
NPW – Trace Metals #PEI-034
Non-Potable Water NPW PT Study Schedule
2024 NPW PT Study Schedule | ||
Study Number | Study Opens | Study Closes |
WP-297* | Jan. 16, 2024 | Feb. 29, 2024 |
WP-298 | March 11, 2024 | April 24, 2024 |
WP-299* | April 16, 2024 | May 30, 2024 |
WP-300 | May 7, 2024 | June 20, 2024 |
WP-301* | July 16, 2024 | Aug. 29, 2024 |
WP-302 | Aug. 6, 2024 | Sept. 19, 2024 |
WP-303* | Oct. 8, 2024 | Nov. 21, 2024 |
WP-304 | Nov. 5, 2024 | Dec. 19, 2024 |
Analyte
Aluminum | 200 – 4000 ug/L |
Arsenic | 90 – 900 ug/L |
Cadmium | 100 – 1000 ug/L |
Cobalt | 100 – 1000 ug/L |
Chromium | 100 – 1000 ug/L |
Copper | 100 – 1000 ug/L |
Iron | 200 – 4000 ug/L |
Lead | 100 – 1500 ug/L |
Lithium | 50 – 500 ug/L |
Manganese | 200 – 2000 ug/L |
Nickel | 200 – 2000 ug/L |
Selenium | 100 – 1000 ug/L |
Vanadium | 50 – 2000 ug/L |
Zinc | 300 – 2000 ug/L |
Beryllium | 50 – 500 ug/L |
Antimony | 90 – 900 ug/L |
Silver | 100 – 1000 ug/L |
Thallium | 80 – 800 ug/L |
Molybdenum | 60 – 600 ug/L |
Strontium | 50 – 500 ug/L |
Barium | 100 – 2500 ug/L |
Titanium | 60 – 300 ug/L |
Tin | 200 – 2000 ug/L |
Boron | 800-2000 ug/L |