Stuart W4000 Merit Water Still

The Stuart W4000 Merit Water Still by Cole Parmer produces four litres of single distilled water in one hour. A basic model ideal for educational or laboratory applications. Both the condenser and boiler are made from borosilicate glass. Designed to last, the metal heater is chromium-plated. Two safety thermostats prevent overheating should the water supply be interrupted. The condenser ensures distilled droplets have extended contact with the cooling coil, giving cold distilled water and pre-heating the boiler feed providing energy-saving.

Included is an acid addition funnel and stopcock for draining descaling chemicals, both remove the need for dismantling glassware during cleaning.

Water connections are screw thread and plastic 3/8″ ID hose barb fittings to make hoses changes easy and avoid glassware breakage.

W4000 output 4 litres per hour single distilled water, the stand has pre-drilled holes for a choice of wall mounting.

Formerly supplied by Bibby Scientific.

Technical Details

• Output 4 Litres per hour single distilled
• pH 5.0 – 6.5
• Conductivity, 3.0 – 4.0 µ Scm-1
• Resistivity 0.25 – 0.3 mOhm-cm
• Temperature 25 – 35 °C
• Pyrogen free
• Water supply 1 litre per minute, 3-100psi, (20-700kPa)
• Maximum power, 3kW
• Ingress protection 31
• Size H 50 x D 15 x H 45 cm

Ordering Information

W4000 220VAC stock code WZ-99295-06
W4000 230VAC stock code WZ-99295-08
W4000 110VAC stock code WZ-99295-02