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Dopak bottle septa
Dopak sampling systems use a variety of septa materials and sizes. Make sure you have the correct Dopak bottle septa when sampling your hazardous chemicals. Dopak have stock of all septa ready for shipment. So, as the UK reps for … [Continue Reading]
Hoke sampling cylinders
We have an extensive range of hoke sampling cylinders and they are suited for collecting samples of hazardous gases. Our cylinders are perfect for safe transport and chromatographic laboratory analysis. The type of chemical sample cylinder we offer are available … [Continue Reading]
Dopak sample bottle part numbers
Dopak sampling systems can use a sampling bottle of a variety of sizes, materials and set sizes. The below tables contain Dopak sample bottle part numbers to help your search for the correct part number. Use the below tables as … [Continue Reading]
Spare parts for Dopak sampling systems
In order to maintain your Dopak sampling system in the best condition spare parts are available. Part numbers and specifications are below. Ball Valves Needle assemblies No bottle no flow *NEW Sleeves Gearbox Handles Spring return handles Regulators Gauges Carbon … [Continue Reading]
Hastelloy sampling system
Sampling chemicals in the process industry can be a hazardous task. Especially when the chemical in question is particularly corrosive. Its important to select the correct material of construction for your sampling system such as a hastelloy sampling system. Here … [Continue Reading]
Grab sampling systems
Sampling of chemical liquids and gases in the process industry is described in many ways. Closed loop sampling, grab sampling systems or just sample valves. However it is described the same quality control methods should be employed to ensure not … [Continue Reading]
Privacy Policy 2018
As part of the new General Data Protection Regulation (“GDPR”), that comes into effect on May 25, 2018, Derwent James Ltd. assures you that your personal data will be stored securely and it will not be shared with any third … [Continue Reading]
Inline sampling | PFA lined | sampling system
The Dopak DPT inline sampling valve is manufactured from stainless steel and has PFA lined wetted parts. Designed to take an accurate representative sample directly from a process pipeline. Safely first time is achieved without spills. The spring return lever … [Continue Reading]








