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For challenges in your industry that require safe sampling, Dovianus offers Dopak sampling systems. Dopak meets all your technical sampling and safety specifications. Furthermore we offer sampling expertise and advice, because we understand that specialized products require customized expert support.

When you choose Dovianus as your business partner, you will benefit from a centralized base of sampling expertise. Together with our sampling experts based in Bergschenhoek, the Netherlands and in Houston, Texas, USA, qualified, local representatives offer you a local approach.

Contact our office in the Netherlands or in the USA, or one of our local representatives for more information or advice.

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Total OPTARA Project
For many years, Dovianus (NL), Total (FR) and Tecnicas Reuni..
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Shell Prelude FLNG Project
Dovianus (NL) has delivered 101 sampling systems for the She..
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Welcome at Dovianus

Dovianus develops, produces and markets sampling systems for liquids, gases and liquefied gases under the name Dopak. We are respected for our sampling systems in the international chemical and petrochemical industries. Dopak closed vent samplers allow you to safely take samples of toxic, dangerous and volatile substances, without any danger for your operators or the environment.

Dopak guarantees zero emission sampling and is therefore safer for the operator, safer for the environment and safer for the sample.