News

We would like to inform you about an update in the terminology of our “used” Lubricants & Oils proficiency tests (PTs). To avoid confusion during shipping and customs processing, we...

Dear client, We would like to let you know our iis office will be closed during the following upcoming 2026 public holidays: Easter Monday, April 6th King's Day Monday, April...

Christmas and New Years Holiday Please be informed that the office of the Institute for Interlaboratory Studies will be closed from December 24, 2025, through January 4, 2026. Normal operations...

We’re pleased to announce that our updated Proficiency Testing (PT) program for 2026 is now live! To participate, how it works:•    If you haven’t registered your account yet, Register...

Please be informed that the cost overview of Petroleum products and Consumer products have been reviewed and updated. Additionally, the General Conditions of SGS Nederland B.V. have recently been revised,...

The new iis Data Reporting website here will be available from the following PTs that will start this week: Fuel Oil iis25F01 Fuel Oil Metals iis25F01M Fuel Oil Chemical Species...