Proficiency Test on Vinylacetate Monomer (VAM) started

The letter of instructions can be downloaded  here as a pdf document. To download a document, please click the right mouse button and choose the "save as" option.

Download the instructions for iis18C01 here: The letter of instructions and the  report form.

Summary of this proficiency test:

On 24 January 2018 the proficiency test on Vinylacetate Monomer (VAM) started with  25 participants from 17 different countries. Enclosed to the sample is the material safety data sheet (MSDS).

Please confirm sample receipt as soon as you have received and checked the contents of the sample package via Please enter the date of receipt and press the "save date" button.

The sample can be analyzed on: Acidity, App.Spec. Gravity 20/20°C, Color, Density at 20°C, Distillation, Inhibitor, Purity, Methylacetate, Ethylacetate, Acetone, Acetaldehyde and Water.

The deadline for reporting results is set on 2 March 2018. A laboratory that reports test results after the 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 should be reported via our internet based results reporting platform. A login and a password can be requested via email to