Proficiency Test on Caustic Soda started

The report forms can be downloaded (as Word document). To download the forms, please click the right mouse button and choose the "save as" option.

Download the report forms of this Proficiency Test on Caustic Soda here: report form

Summary of this proficiency test:

On 20 August 2014 the proficiency test on Caustic Soda started with 30 participants from 18 different countries.

On that date, the samples were dispatched to the laboratories. Enclosed to the samples were the instructions to the participants for this proficiency test, forms for the reporting of the analysis results and the material safety data sheet (MSDS).

The samples can be analyzed on : Appearance, Density @20°C, Sodium Chloride, Sodium Chlorate, Sodium Sulphate, Alkalinity and Iron.

The deadline for reporting results is set on 19 September 2014. A laboratory that sends in results after deadline will definitely not get direct feedback in case any of its results are suspect! So be in good time to get the most out of this proficiency test.

The test results can also be reported via our internet based "results reporting platform". A login and a password can be requested via email to