Hydra-Cell G10 and G03 pumps as used in a typical Separlab system. (Picture: Wanner)
Multi-Diaphragm Pumps

Industrial-scale Preparative Liquid Chromatography Specialist Chooses Multi-Diaphragm Pumps

Separlab, a Czech specialist in high-performance liquid chromatography (HPLC), has standardized on Wanner seal-less Hydra-Cell multi-diaphragm pumps in its industrial-scale systems, using them to deliver solvents for the mobile phase and to inject sample mixtures. Learn why the company prefers such “specialists” over single-diaphragm and piston-plunger pumps in these applications.

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Fig. 1: Easily dismantled discharge valve type ZRD (hygienic version) (Picture: Coperion)
Hygienic Conveying

How to Convey Hygienic Sensitive Bulk materials

CIP–compliant rotary valves are especially required for pneumatic conveying in the food industry. Although the guidelines of EHEDG dictate how the systems should look like, at the end the requirements depend on the selected cleaning method. Read this article, how the implementation of these specifications can function.

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