Honeywell pH, ORP, dissolved oxygen and conductivity instrumentation, provided by Seelaus Instrument Co., Inc.

Indumart offers high quality Pressure gauges, Thermometers, Recorders, Transmitters, Switches, Indicators, Controllers, Calibrators, Valves, pneumatic instruments, annunciators, and all your other instrumentation needs at competitive prices.

At Recorder Chart and Pen Company, we offer you significant savings on recording chart paper, recorder pens and marking system supplies.

Chart recorder paper, chart paper and chart recorder pens for all brands of chart recorders. Same day shipment of all brands of recorder paper, pens, motors, etc.. If its still made we have it in stock and ready to ship. We are the worlds largest chart recorder parts house.

We provide reliable Instrument calibration and repairs for both process control and analytical instruments.Using certified test and measurement equipment, we are able to perform NIST traceable calibrations on all types of laboratory or process analyzers and devices.

DATAQ Instruments is a leading supplier of data acquisition hardware and software systems for PCs. Starter kits as low as $25.

Humidifier & air cleaner parts & controls for Aprilaire, Honeywell, Spacegard, General, Autoflo, Skuttle, Trion, Herrmidifier and Nortec direct from the source.

Cole-Parmer provides a complete range of quality laboratory instruments, equipment and unmatched applications assistance for the biotech, research, and technical communities worldwide. Find the right instrumentation, equipment, chemicals, replacement parts and services?including NIST-traceable calibration and instrument repair?to support your needs.