Proficiency Testing Australia
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Proficiency Testing Australia (PTA) is currently accepting registrations for the Waters (Chemical) Proficiency Testing Program.

Samples for this program are artificial water samples and are representative of either waste or potable water. They should be analysed according to your routine methods, following the procedures specified in APHA or equivalent procedures.

PTA Waters proficiency testing program for July to December 2021 will include eight rounds:



Scheduled date of dispatch



13 July 2021

Total Solids, Total Suspended Solids, Total Dissolved Solids


2 August 2021

Metals (Aluminium, Barium, Bismuth, Boron, Lithium, Manganese, Silver, Strontium)


24 August 2021

Total Kjeldahl Nitrogen, Total Phosphorus


31 August 2021

Physical Parameters, Anions and Cations  (Total Alkalinity as CaCO3, Chloride, Fluoride, Potassium, Sodium, Conductivity, Sulphate, Total Dissolved Solids, Total Solids)


21 September 2021

Metals (Antimony, Beryllium, Cadmium, Vanadium, Palladium)


25 October 2021

Sulphate, Conductivity, pH, Turbidity, Colour


8 November 2021

Total Biochemical Oxygen Demand, Carbonaceous Biochemical Oxygen Demand, Chemical Oxygen Demand, Total Organic Carbon


30 November 2021

Total Recoverable Oil and Grease



At the completion of each round, a report will be issued on the PTA website and a summary sheet will be issued by email, which will provide an evaluation of your laboratory’s performance.

For more information about the Waters (Chemical) Proficiency Testing Program, please contact Delfina Mihaila at This email address is being protected from spambots. You need JavaScript enabled to view it..