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Stainless steel valves and fittings
A wide range of stainless steel valves and fittings available such as needle valves, instrumentation ball valves and process (in-line) valves. Many of the valves are able to meet the standards required (e.g. NACE, Tüv), and are available in threaded … [Continue Reading]
Liquid sample recovery system
So, you take a chemical sample. You have analyzed it in the laboratory, now what? How to dispose of the sample in a way that is safe for the environment and safe for the operator. Well, why not just return … [Continue Reading]
Brown Glass sample bottles
Brown soda lime glass sampling bottle has an excellent corrosion resistance to most chemicals. Its thickness enables a slight mechanical shock resistance. It has only medium thermal properties given by a 120 °C (250 °F) maximum temperature and a 40 … [Continue Reading]
Clear glass sample bottles
Clear glass Clear glass sample bottles or soda lime glass sampling bottle has an excellent corrosion resistance to most chemicals. Its thickness enables a slight mechanical shock resistance. It has only medium thermal properties given by a 120 °C (250 … [Continue Reading]
Industrial sampling systems
Safe sampling in an industrial environment should be carried out as safely as possible. Subsequently Dopak industrial sampling systems are proven over the decades to be the number one choice for safe closed loop sampling of hazardous liquids and gases. … [Continue Reading]
Chemical sampling bottles
Laboratory Sample Bottles Order your chemical sampling bottles from our huge stock for fast delivery. Many material options available (listed below). From 50cc to 2000cc. Clear glass bottles Clear soda lime glass sampling bottle has an excellent corrosion resistance to … [Continue Reading]
Nitric acid sampling
Here’s a great story from one of our clients up in the North East of England. CF Fertilisers in Billingham needed to improve the safety of their nitric acid sampling. They contacted us here at Derwent James Ltd for help. … [Continue Reading]
Sample valve symbol
This black and white sample valve symbol can represent a sampling valve or sampling system for sampling hazardous product from a pipeline for instance on your P&ID. Firstly, the white centre of the symbol represents the pipeline or the tank … [Continue Reading]
