Tasseron Handels- en Ingenieursbureau B.V.

Polysciences, Inc. is divided into three broad divisions; Laboratory Products, Custom Synthesis & cGMP Manufacturing and Contract Manufacturing & Packaging

Over the decades, we have grown into one of the leading independent energy supply, trading and logistics companies.

Main products: water pump control valve, hydraulic water level control valve, self operated differential pressure control valve, piston type multifunctional water pump control valve, pressure relief valve, micro sound slow closing check valve, noise