Proficiency Test on Biogasoline E85 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 instuctions for iis17B03 here: The letter of instructions and the  report form.

Summary of this proficiency test:

On 3 May 2017 the proficiency test on Biogasoline E85 starts with 16 participants from 10 different countries.

On that date, the sample will be dispatched to the laboratories. 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 , Chloride, Copper Strip 3hrs at 50°C, Density at 15°C, Cu, Oxidation Stability, Oxygenates, Sulphur, Existent gum, Electric Conductivity at 25°C, pHe , P, Sulphate and Water.

The deadline for reporting results is set on 9 June 2017. 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