PURELAB® flex 3 & 4

PURELAB flex 1 & flex 2
PURELAB® flex 1 & 2

The PURELAB flex 3 is the ultimate system providing tap to ultrapure water in one single unit, and is uniquely designed around your needs.  It combines ease of use with the accurate delivery of pure water.  The flexible modular system can be configured to deliver the quality of water you need for your applications. PURELAB flex 4 gives you the additional benefit of operating independently from a tap in temporary locations thanks to the manual-filling capability. 




Tech Specs
Product Specifications PURELAB flex 3 PURELAB flex 4
Dispense flowrate Up to 2.0 l/min Up to 2.0 l/min
Inorganics (resistivity at 25°C) 18.2 MΩ.cm 18.2 MΩ.cm
Organics (TOC) <5 ppb <5 ppb
Bacteria <0.1 CFU/ml <0.1 CFU/ml
Bacterial endotoxin <0.001 EU/ml <0.001 EU/ml
pH Effectively neutral Effectively neutral
DNase <20 pg/ml <20 pg/ml
RNase <0.002 ng/ml <0.002 ng/ml
Daily usage (max) 10 l/day 10 l/day
Daily usage (min) 1 l/day 1 l/day
Delivery flow rate Up to 2 l/min Up to 2 l/min
Case studies
SelectScience Review
Review us on

Elga -purelab FLEX is very good for milli water use for different applications like molecular biology or microbiology as well as analytical chemistry. Its very user friendly, and 0 to 7 ltr filled within 10-15 minutes.

Composite Vent Filter
Composite Vent Filter
Part Number
Life expectancy
12 months
Impurities Removed
Impact of Overuse

Increase in airborne contaminants and potential recontamination of purified water

DI pack render image
DI Pack
Part Number
Life expectancy
6 months
Impact of Overuse

Weakly bound ions are released back into the water reducing resistivity

POU filter
Point-of-use Filter
Part Number
Life expectancy
3 months
Impact of Overuse

Potential recontamination of purified water and reduced flow rates

Reverse Osmosis
Reverse Osmosis
Part Number
Life expectancy
24-36 months
Impact of Overuse

High levels of organics and inorganics remain in the water reducing the functional life of the DI pack

UV Light render image
UV Light
Part Number
Life expectancy
12-18 months
Impurities Removed
Impact of Overuse

Uncontrolled bacterial contamination and TOC levels are not reduced

PURELAB Chorus Configurator
PURELAB family range - configure your system now

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