Proficiency Test on Gasoil ULS (ASTM Spec) started

The letter of instruction can be downloaded here as Word document. To download a document, please click the right mouse button and choose the "save as" option. The report form can  be downloaded on this site when deadline has expired.

Download for the main sample of iis16G04ASTM the  letter of instructions and the  report form.

Download for iis16G04CN the  letter of instructions and the  report form.

Download for iis16G04OX the  letter of instructions and the  report form.

Download for iis16G04TC the letter of instructions and the  report form.

Summary of this proficiency test:

On 31 August 2016 the proficiency test on Gasoil ULS (ASTM Spec) started with 193 participants from 78 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 and 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 give date of receipt and press "save/button".

The samples can be analyzed on: Ash content, Acid Number, Aromatics, Cetane Index, Carbon residue, Cloud Point, CFPP, Colour, copper corrosion, Density @ 15C, Flash Point PMcc, FAME content, Kinematic viscosity @40C, Lubricity by HFRR, Nitrogen,   pour point, Sulphur content,  Water content, Total Contamination, Cetane Number ,Oxidation Stability  and Distillation.

The deadline for reporting results is set on 7 October 2016 . 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 should  be reported via our internet based results reporting platform". A login and a password can be requested via email to