Immersion Circulator Provides Precise Temperature Control for Pharmaceutical Disintegration Testing

September 19, 2014

Niles, IL –  Disintegration time is key to ensuring that tablets and capsules deliver the proper dosage at the appropriate time, with some of these pharmaceuticals designed to dissolve on the tongue and others intended to remain completely intact until swallowed. The PolyScience MX Immersion Circulator enables quality control and RD charged with testing tablet disintegration time to maintain... Read More


Large Capacity Refrigerating/Heating Circulator Simplifies Pressurized Can Burst Testing

July 10, 2014

Niles, IL – As part of quality control in the manufacturing and use of pressurized cans for products such as shaving cream, deodorant, insecticides, spray paint, and other pressurized aerosols, the cans must be tested for durability to ensure that they don’t explode or otherwise fail when exposed to temperature extremes during shipping and storage. The PolyScience 75-liter... Read More


Immersion Circulator suits basic liquid heating applications.

May 9, 2014

Suitable for use in baths as large as 20 L and compatible with DIN 12876-1 Class I non-flammable liquids, LX Immersion Circulator delivers intuitive temperature control for day-to-day laboratory applications. Digital readout displays actual bath temperature and set point temperature simultaneously. Along with ambient +10° to 98°C temperature range and ±0.07°C temperature stability, features include timer, single-speed pump, heavy-duty mounting clamp, and fully integrated housing. Read More


Refrigerating/Heating Circulators Provide Precise Temperature Control for Cold Properties Testing

April 24, 2014

Niles, IL — A wide selection of circulators that provide precise temperature control for cold properties testing applications is available from PolyScience. Designed for use with cloud point, freeze point, pour point, and cold filter plugging point testing equipment, PolyScience Refrigerating/Heating Circulators feature temperature ranges as broad as -40° to 200°C, temperature stabilities as... Read More

Controls & Controllers, HVAC, Material Handling & Storage

Water Cooled Circulator enables precise temperature control.

March 5, 2014

Constructed mostly of stainless steel, including 1 hp pump and 14 gallon tank, IMS Hydra Water Cooled Circulator uses glycol, virtually eliminating rust and other long-term issues related to water use. Combination of high-speed digital PID temperature controller with 9 kW heating element allows accuracy in process water at ±1°F variance. Circulating 30 gpm at 88 ft head (38 psi), IMS Hydra enables temperature range from slightly above plant water temperature up to 250°F. Read More


Circulating Baths Provide Precise Temperature Control for Supercritical Fluid Extraction

February 14, 2014

Niles, IL –  A wide selection of refrigerating/heating circulating baths that provide precise temperature control for supercritical fluid extraction (SFE) applications is available from PolyScience. Designed to control temperature with stabilities as precise as ±0.005°C over temperature ranges as broad as -40° to +200°C, PolyScience Circulators are ideal for maintaining supercritical... Read More


Circulating Baths Provide Precise Temperature Control for Membrane Filtration Testing

January 24, 2014

Niles, IL — A variety of Circulating Baths that provide precise temperature control for membrane filtration characterization and testing are available from PolyScience. Designed to control temperature with stabilities as precise as ±0.005°C over temperature ranges as broad as -40° to +200°C, PolyScience Circulators are ideal for a wide range of membrane testing system applications,... Read More


Refrigerated Circulator optimizes electrophoresis separations.

November 21, 2013

Featuring -20 to +200°C working temperature, Model AD07R-20 combines intuitive touch-pad operation with automatic or user-adjustable fluid optimization and ±0.01°C temperature stability to maintain buffer solutions at optimum temperatures, even under varying electrophoresis voltages. Digital system features serial and USB connectivity, 3.75 in. LCD, variable speed pressure-suction pump, and rotating control head that provides clear view of display anywhere within 180° viewing radius. Read More


Circulator and Chiller suit respirometry applications.

August 15, 2013

Designed for use with anaerobic respirometers, Model 210 Heated Circulator controls temperature from ambient to 158°F with ±0.4°F stability. Unit has 750 W heater and single speed centrifugal pump that delivers up to 3.0 gpm at 2.0 psi. Recommended for use with aerobic respirometers, ¼ hp Model 5206M Recirculating Chiller controls temperatures from 14–158°F with ±0.2°F stability. Magnetic drive centrifugal pump delivers up to 4.1 gpm at 10 psi. Read More

Chemical Processing & Waste Management, HVAC, Laboratory and Research Supplies & Equipment, Test & Measuring Instruments, Thermal & Heating Equipment

PolyScience Refrigerated Circulating Baths Available in a Wide Variety of Sizes and Capabilities

March 27, 2013

Niles, IL –  Available in 40 different models, the PolyScience line of refrigerating/heating circulating baths features temperature ranges as broad as -40° to +200°C, temperature stabilities as exacting as ±0.005°C, and reservoir sizes ranging from 7 to 75 liters. Six different temperature controllers are available, including two with time/temperature programming capability. Designed... Read More

HVAC, Laboratory and Research Supplies & Equipment

Economical Immersion Circulator

December 20, 2012

A compact, highly economical immersion circulator is now available from PolyScience. Exceptionally easy to use and maintain, the MX Immersion Circulator combines a patent-pending design with highly intuitive operation to deliver convenient and versatile temperature control for a wide variety of laboratory applications. It features a temperature range of ambient +10° to 135°C, temperature... Read More


Air Circulators feature stainless steel construction.

September 7, 2010

Featuring stainless steel guards, motors, and brackets for complete rust proofing and cleanliness, Air Circulators are suitable for food production and processing sectors as well as chemical industry. Any components that are not stainless steel are made of inert plastic to eliminate any possibility of contamination to nearby products. Available with 460, 630, and 810 mm blade diameters, dual-speed units are supplied in fixed head or oscillating versions. Read More

HVAC, Laboratory and Research Supplies & Equipment, Thermal & Heating Equipment

Circulating Water Baths combine ergonomics, functionality.

March 5, 2010

Designed to accommodate work habits and requirements of laboratory personnel, touch-screen operated refrigerating/heating and heat-only baths are offered with temperature ranges as broad as -40 to +200°C and temperature stabilities as precise as ±0.005°C. There are 6 different temperature controllers, including 2 programmable models, and ergonomic features include swiveling control head, integral lid docking system, and corrosion- and chemical-resistant top plate. Read More

Chemical Processing & Waste Management, Controls & Controllers, HVAC, Materials & Material Processing, Optics & Photonics, Test & Measuring Instruments, Thermal & Heating Equipment, Green & Clean

Innovative Temperature Technology

June 25, 2009

Since 1967, JULABO has been recognized as a market leader and technological innovator in producing temperature control instruments. JULABO produces temperature regulating equipment that circulates a thermal fluid for applications ranging from -91 to +335 °C. The product line varies from instruments that heat only (to +335 °C) to highly dynamic instruments with a wide temperature capability... Read More


Water Circulator facilitates heat loss adjustment.

March 23, 2009

Featuring microprocessor-based, variable speed differential controller, Delta T 00 Circulator enables users to accurately calculate and adjust for heat loss because it automatically adjusts to deliver optimal heat transfer based on actual operation of system on continuing basis. Unit is suitable for use in multi-zone radiant manifolds with loop actuator and in series loop systems using zone valves. Read More

Chemical Processing & Waste Management, HVAC, Materials & Material Processing

Circulating Baths operate at -40 to +200°C.

October 16, 2008

With 6, 13, or 28 L capacities, Refrigerating/Heating Circulating Baths are offered with choice of controllers. Programmable Controller offers LCD display, ±0.01°C temperature stability, and time/temperature programming, while Advanced Digital Controller has variable-speed pump and RS-232 interface. Featuring 2-speed pump, Standard Digital and Basic Controllers, suited for applications where temperature set points remain relatively static, have stability of ±0.05 and ±0.2°C, respectively. Read More


Laboratory Circulator features 1-touch set point selection.

October 13, 2008

Suited for general laboratory applications where set points seldom vary, Model 9106 Circulator provides cooling or heating for viscometers, electrophoresis cells, and other lab devices at temperatures from -20 to +150°C. It offers one-touch temperature selection, PID temperature control, and ±0.05°C temperature stability. Requiring less than one sq-ft of bench space, unit features 3 user-programmable temperature presets, 6 L reservoir, and integral 2-speed pump. Read More


Immersion Circulator comes with microprocessor controller.

October 13, 2008

Model 7306 Immersion Circulator offers ambient temperature range of 5-150°C, ±0.05°C temperature stability, and 3 user-settable temperature presets for setpoint changes. It features integral 2-speed pump for internal as well as external circulation, user-adjustable over-temperature safety, and low-liquid level cutoff. Unit occupies 6½ x 4¾ in. area within bath, and is available for both 120 and 220 V operation. Read More


Refrigerating/Heating Circulator suits external applications.

October 13, 2008

With working temperature range of -40 to 200°C, Model 9712 suits applications including control of jacketed reactor vessels and reaction blocks as well as polymerization, polycondensation, and distillation. It features ±0.01°C temperature stability, 13 L reservoir, and variable-speed pressure/suction pump capable of delivering pressure flow rates up to 30 Lpm. Offering data logging capability, programmable controller stores up to 10 different 50-step time/temperature programs. Read More


Wet Rotor Circulators are equipped with 3-speed motors.

October 8, 2008

Designed for domestic hot water and closed-loop heating systems, NRF-25 and NBF-25 employ 3-speed switch and motors that promote coverage for range of hydraulic capabilities. Elements of construction include DuraGlide(TM) Bearing System, heat-resistant and non-metallic closed impeller design, as well as self-cleaning particle shield. Covering multiple hydraulic settings, circulators offer flow rates from 24-45 gpm and heads from 19-33 ft. Optional check valve is available for NRF-25. Read More