DRINKING WATER CHEMISTRY

The drinking water chemistry proficiency scheme consists mainly of actual drinking water samples for the analysis of inorganics, metals and organics. There are 17 different analyte groups (shown below) each consisting of numerous analytes (details on pages 5-9 of the Water & Environmental PT brochure).
  • Group 1: Major Inorganic Components
  • Group 2: Routine Components
  • Group 3: Routine Metals
  • Group 4: Non-Routine Metals
  • Group 5: Inorganic Disinfection By-products
  • Group 6: Trihalomethanes /Chlorinated Solvents
  • Group 7: Polycyclic Aromatic Hydrocarbons
  • Group 8: OP Pesticides
  • Group 9: Acid Herbicides
  • Group 10: OC Pesticides
  • Group 11: BTEX
  • Group 12: Cholring
  • Group 15: Triazines and Urea Herbicides
  • Group 16: Total Cyanide
  • Group 17: Haloacetic Acids
Closing date for registrations for Groups 9, 12, 15, 16 & 17 is four weeks before the start dates for these tests. Closing date for registrations for all other Groups is two weeks before the start date of these tests



FWRC1-DRN41 - Water (Bottled) - 500 ml
FWRC1-DRN41 - Water (Bottled) - 500 ml
Distribution Date: 04/01/2026
FWBA1-DRW1 - Drinking Water - 3 ml
FWBA1-DRW1 - Drinking Water - 3 ml
Distribution Date: 04/28/2026
FWCH1-DRW1 - Drinking Water - Approx 3 ml
FWCH1-DRW1 - Drinking Water - Approx 3 ml
Distribution Date: 05/19/2026
FWID1-DRW1 - Drinking Water - 125 ml
FWID1-DRW1 - Drinking Water - 125 ml
Distribution Date: 05/19/2026
FWRM1-DRW1 - Drinking Water - 500 ml
FWRM1-DRW1 - Drinking Water - 500 ml
Distribution Date: 05/19/2026
FWFL1-DRW1 - Drinking Water - 3 ml
FWFL1-DRW1 - Drinking Water - 3 ml
Distribution Date: 06/23/2026
FWUR1-DRW1 - Drinking Water - 60 ml
FWUR1-DRW1 - Drinking Water - 60 ml
Distribution Date: 06/30/2026
FWHC1-DRW1 - Drinking Water - 20 ml
FWHC1-DRW1 - Drinking Water - 20 ml
Distribution Date: 06/30/2026
FWCH1-DRW1 - Drinking Water - Approx 3 ml
FWCH1-DRW1 - Drinking Water - Approx 3 ml
Distribution Date: 06/30/2026
FWCF1-DRW1 - Drinking Water - 3 ml
FWCF1-DRW1 - Drinking Water - 3 ml
Distribution Date: 06/30/2026
FWID1-DRW1 - Drinking Water - 125 ml
FWID1-DRW1 - Drinking Water - 125 ml
Distribution Date: 06/30/2026


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