Welch

Aspiration and Filtration System

Biovac 106

Precise and safe removal of non-flammable chemical, biological, and medical liquids

Autoclavable 4-liter collection bottle

Chemical-resistant diaphragm pump

Hydrophobic biofilter, 0.22 μm pore size

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Chemistry Vacuum System

Chemistry Vacuum System

Designed for rotary evaporation in chemistry and pharmaceutical labs

Up to 40% faster evaporation rates

Energy-saving motor speed control

Automatic distillation functions

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Diaphragm Vacuum Pump

Diaphragm Vacuum Pump

A key solution for generating oil-free vacuum in divers applications

Contamination-free vacuum environment

Ultimate vacuum from 75 to 150 mbar

Peak flow rates up to 8.3 m³/h (4.87 CFM)

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Vacuum Pumps

CRVpro Vacuum Pumps

Feature gas ballast, forced oil lubrication, anti-suckback mechanism

Consume up to 36% less oil

Run 10 °C cooler

Dilute aggressive chemicals

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Piston Vacuum Pumps

WOB-L Piston Vacuum Pumps

Ideal for many standard-duty applications in laboratories

Physical and aqueous vapor applications

Durable and oil-free

Single-head or dual-head

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