Proxcys B.V. is the world's primary producer of high performance low pressure cGMP compliant radial chromatography equipment

Micro RFC

Micro RFC columns: chromatographic performance of the radial column format in analytical scale volumes. Since the Micro RFC columns are an accurate scale-down...

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Lab HP-RFC columns offer “Radical” Chromatographic performance on bench scale. Ultra fast processing in robust processes with any resin and easy handling. Lab columns' suitability...
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SUPR columns

Extended range Micro to Process RFC columns in a prepacked-prevalidated format "plug-and-produce". Prepacked columns can be used for extended periods, dedicated projects...
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Pilot Process Industrial RFC

Proxcys High-Performance Radial Flow Chromatography (HP-RFC) columns are applicable from Pilot to Industrial scale operations. The "work-horses"...

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Accessories & Systems

Proxcys offers a full range of cGMP compliant accessories including sanitary Bubble traps, Intelligent packing systems and miscellaneous...
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Custom Engineering

Proxcys will develop and supply ancillary equipment that support your Downstream Processing tasks and handling. Sophisticated 3D modelling will allow fast turnaround...
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Quattroflow Quatternary Diaphragm Pumps tailored for demanding applications.


Quattroflow pumps are available from flowrates as low as 20 ml/min up to 300 L/min

Available with Multi-use or Disposable pumpheads

Quattroflow displacement pumps excel by their broad flow rate range, their accuracy and exceptional gentle pumping characteristic. This makes them safe to use for a variety of delicate pumping applications. Quattroflow pumps have proven to be excellently suited for the demanding task of packing gels and resins for High Performance Radial Flow Chromatography columns and therefore the Quattroflow pumps are an integral part of the Proxcys Packing & Running stations.

The pump range:

QF 150S       1 to 180 l/h           1/4"


QF 1200S     20 to 1200 l/h       3/4"


QF 4400S     150 to 5000 l/h     1.5"


QF 5050S     50   to 5000 l/h     1.5"

QF 20k         1000 to 20000 l/h  2"

Maximum pressure 6 BarG.

Proxcys B.V. is the world's primary producer of high performance low pressure cGMP compliant radial chromatography equipment.


Proxcys BV

Bedrijvenweg 4

NL-7833 JH Nieuw-Amsterdam

The Netherlands

Phone: +31 591 677 447

Fax: +31 591 677 448