Suitable for gravel and cobble bottoms, sporting cylindrical body with enclosed sides and an open top. Hess type stream samplers are intended for sampling macrobenthos in shallow flowing waters. Media containing particles can also be sampled without difficulty.
JN SCIENCETECH Develops, Manufactures, And Distributes Samplers, And Accessories For Pharma Sampling, Water Sampling, & Sample Storage Containers For Liquids, Powders, Acids, Alkalis And Solvents.
