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Proficiency Testing Australia (PTA) is pleased to announce the launch of the Bolts Proficiency Testing Program.
Four sets of weights (PTA 1, PTA 2, PTA 3 and PTA 4) were distributed amongst the 19 participating laboratories. Each set consisted of two aluminium weights, one nominally 5 mg, and the other nominally 20 mg.
All laboratories except one returned results for inclusion in the report.
A total of 9 laboratories received samples, comprising of one Australian participant, and eight overseas participants, including Botswana, Russia, Malaysia, Spain, Argentina, Albania and Kenya.
An investigation into contamination from potentially toxic PFAS chemicals at the Richmond RAAF base in north-west Sydney has found a 10-square-kilometre plume of the chemical in groundwater.
From its constitution in 2006, Proficiency Testing Australia (PTA) has joined a very successful partnership with the New Zealand based company, Global Proficiency (former Asure Quality).