We service the energy industry with
laboratory analyses, independent field inspections
as well as monitoring and verification programs

Our fluids business focuses on crude oil and its derived products and operates under our trade name Saybolt.

Time is money

Fast. To the point.

It is Saybolt’s mission to provide a fast, accurate, professional, independent and efficient service in a manner that reflects total commitment to today’s most exacting standards.

Our Services


Agricultural commodities clients across products and geographies


Field inspections and comprehensive testing facilities


Independent inspection of all types of refined products

Crude Oil

Assisting trade with quantity and quality measurements and oil assays

Government & Institutional

Wide range of specialised services including monitoring

Marine Fuels

Monitor your bunker deliveries at any port in the world


Analytical testing, loss control and quality services


A world-wide network of analytical laboratories


Professional measurements for tank calibrations

Our Vision

We aim to be the most competitive and most productive service provider to our clients. Our core competencies in inspection, verification, testing and certification are being continuously improved to be best in class. By continuing our innovative way of working, we are shaping the future of the inspection industry.

Our operating code

Our recipe to turn our goals into reality consists of a set of behaviors, which all together make our operating code.

The best in our industry

To Saybolt, Customer Service means the ability to constantly and consistently give the client what they want and need. We manage our systems and resources so that we offer our clients a level of responsiveness and accessibility that is preeminent in our industry.

Data access without delay

All our operations are supported by global IT systems designed to quickly overview your orders without delay and on-line.

Co-ordination of all activities

We support the ‘one contact – one bill’ concept for clients with widespread global operations.

This unique service is offered by our International Desks in Rotterdam and Houston.

Saybolt Compliance Code

The TIC Council Compliance Code has been adopted and implemented within the Saybolt organisation since 2004. The current version of the “Saybolt Compliance Code” is dated July 31, 2022.

Contact us


Saybolt International B.V
Stoomloggerweg 12
3133 KT Vlaardingen
PO Box 151
3000 AD Rotterdam
The Netherlands
Phone:+31 10 4609 911
Fax:+31 10 4353 600

Client feedback

If you wish to compliment us on our service, or you believe that our service has failed to meet the standards expected please enter your compliment, complaint or suggestion along with your contact details

Feedback form

Verify Saybolt documents

Combating the Counterfeiters

To use our document verification service, please complete the form and attach the document(s) for verification.

Verify document form

Verify Trakk document

Compliance Officer

Core Laboratories
6316 Windfern
Houston, TX 77040, U.S.A.
Phone:+1 713 328 2209
Mobile:+1 713 328 2157

HSE Manager

Stoomloggerweg 12
3133 KT Vlaardingen
The Netherlands
Phone:+31 10 4609 256

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Our Services

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Our terms and conditions

Confidentiality Policy

Code of Practice