Concentration Meters

Test & Measuring Instruments

pH Meter utilizes digital electrodes.

January 7, 2014

Weighing less than 9 oz and measuring ½ in., Hanna Edge Meter uses digital electrodes to measure pH, conductivity, and dissolved oxygen. CAL-CHECK® and Sensor Check functions warn user if electrodes are not clean, pH bulb is cracked, or junction of electrode is compromised. Instrument includes two USB ports, 5.5 in. LCD, capacitive touch buttons, benchtop cradle, and electrode holder. Read More

Test & Measuring Instruments

Water Quality Testers have portable, handheld design.

January 20, 2011

Oakton pH 6+ Meters feature up to 5-point, pushbutton calibration with autobuffer recognition and display of pH or mV and temperature, while Ion 6+ Meters offer direct readout of ion concentration with preprogrammed calibration points. CON 6+, TDS 6+, and SALT 6+ Meters supply autoranging conductivity or TDS with temperature measurements, and DO 6+ Meters have galvanic probe that does not require any warm-up time. All meters include rubber boot with built-in stand. Read More

Controls & Controllers, Fluid & Gas Flow Equipment, Materials & Material Processing, Optics & Photonics, Test & Measuring Instruments

Cole-Parmer Exhibits at the 61st Annual PITTCON® Conference in Orlando, Florida

January 11, 2010

View the latest laboratory, life science, and industrial products at booth #2141 in the West Building of the Orange County Convention Center<4444>Vernon Hills, Ill., -Cole-Parmer, an exhibitor at the PITTCON Conference and Expo 2010, February 28-March 5 in Orlando, Florida, will showcase a selection of its lines of laboratory equipment, fluid handling products, temperature equipment, measurement... Read More

Test & Measuring Instruments

Conductivity/TDS/Salinity Meter aids routine quality control.

July 27, 2009

Featuring chemical-resistant, waterproof ABS plastic housing, Traceable® Conductivity/TDS/Salinity Meter is suited for severe lab or harsh plant environments. Features include ½ in. high LCD digits, dual display showing reading and temperature, HOLD button, instant-response probe, solid-state thermistor, and temperature compensation. Measuring 6½ x 1 2/5 x 1¼ in., unit weighs 2¼ oz and comes with individually serial-numbered Traceable® Certificate. Read More

Test & Measuring Instruments

Water/Wastewater Test Kit determines iron concentrations.

August 5, 2008

Able to produce results within 3 min, WaterWorks(TM) Total Iron detects ferric as well as ferrous forms of iron without requiring meter. User adds contents of one iron powder pillow to supplied vial, fills vial with water sample, closes vial with screw cap, and shakes sample for 20 sec. Product meets National Secondary Drinking Water Regulations, set forth by USEPA, which recommend iron level of no more than 0.3 ppm. Detection levels for this visual test are 0, 0.3, 0.5, 1, 3, and 5 ppm. Read More

Test & Measuring Instruments

Portable Dissolved Oxygen Meter is microprocessor-based.

May 16, 2008

Model DOH-20D features digital LCD screen that can show dissolved oxygen (DO) in either mg/liter or percent of saturation and temperature simultaneously. Featuring memory storage and recall with data hold function, unit can store up to 16 sets of temperature and DO values. Device has low-battery and consumption indicators, and comes complete with sensor, 2 membrane caps, 20 mL of electrolyte, pipette, rubber protective cover, 9 V battery, and operator's manual. Read More

Sensors, Monitors & Transducers, Test & Measuring Instruments

Dissolved Oxygen System features single-use design.

March 27, 2008

Consisting of disposable sheath, optical reader, and transmitter, TruFluor(TM) provides in-situ measurement of dissolved oxygen. Sheath can be pre-inserted in disposable bioreactor bag port, and irradiated with bag to preserve and guarantee sterile barrier. All wetted materials of sheath are USP class VI compliant. Optimizing reliability of sensor, transmitter enables automatic entry of calibration and traceability data using RFID, diagnostics, and verification. Read More

Test & Measuring Instruments

Multiplexer performs automated soil CO2 studies.

July 10, 2006

Available in 8- or 16-port configurations, LI-8150 Multiplexer is capable of assessing spatial and temporal variability in CO2 flux. It allows up to 16 chambers to be controlled by single LI-8100 Analyzer Control Unit, which can monitor total coverage area of up to 30 m dia. Weatherproof case protects internal solenoid valves, control electronics, LED indicator panel, and filter assemblies. Flash memory or Compact Flash cards can be used for storing readings. Read More

Test & Measuring Instruments

Portable Instrument continuously measures up to 5 gases.

February 7, 2005

Model X-am 7000 can be fitted with 3 electrochemical and 2 IR optical or catalytic sensors to simultaneously measure up to 5 gases. Available with choice of 25+ sensors, product is capable of detecting 100+ gases and vapors. Instrument features IP67 ingress protection and leak detection mode with ppm bar graph. Intelligent sensors feature EEPROM that stores information pertaining to gas identification, alarm functions, measurement data. Read More

Test & Measuring Instruments

Dissolved Oxygen Meter is self-cleaning and self-calibrating.

October 10, 2003

Aztec(TM) Series 5000 automated aeration basin monitoring system for wastewater treatment plants provides dissolved oxygen and mixed liquor suspended solids control. It features built-in data logging and remote communications and is capable of single, dual, or combined measurements. Unit incorporates pneumatic cylinder and shroud assembly for in-situ cleaning and calibration, and replaceable cell that does not require electrolyte or membrane replacement. Read More

Test & Measuring Instruments

Suspended Solids Meter uses non-hazardous ultrasound.

March 26, 2003

Model 502 can replace nuclear type density meters. It provides LCD local readout of percent solids, 4-20 mA output, two set-point relays, and RS-232/485 serial port. Sonic transducers fit flush with pipe wall, eliminating intrusions into flow, which avoids fouling with stringy sewage sludge. Microprocessor is housed in NEMA 4X enclosure and features diagnostics, pushbutton calibration and dynamic damping. Read More

Test & Measuring Instruments

Probe provides BOD analysis.

February 14, 2003

Dissolved Oxygen AUTO-STIR Probe works with Model 862A DO/BOD/Temperature Meter. Built-in stirrer provides vigorous sample agitation preventing oxygen stratification. Free standing probe stand functions as air calibration beaker and can store probe when not in use. Probe includes one-touch control, dual automatic temperature compensation, and low maintenance polarographic design. Read More

Test & Measuring Instruments

Probe utilizes multi-beam technology.

December 3, 2002

Züllig COSMOS-25 provides suspended solids measurements. Able to be used in open channels or basins and pipelines, its multi-beam technology renders product less vulnerable to measurement discrepancies. Read More

Test & Measuring Instruments

Ph/Ion Meter suits GLP-compliant research laboratories.

June 17, 2002

OAKTON pH/Ion 2100 meter handles pH, ion concentration, mV, and temperature measurements. It features selectable 0.001/0.01 pH resolution with ±0.002/0.01 pH accuracy. Real-time clock marks calibration and stored data with date and time stamps. Users can calibrate pH and conductivity to up to five points and define schedules for recalibration. Nonvolatile memory stores up to 50 data sets, and meter's RS-232 output sends readings to printer or PC. Read More

Test & Measuring Instruments

Dissolved Oxygen Meter features self-stirring probe.

April 3, 2002

Waterproof WTW 340i Series is available in field/lab sets that allow meter to be used for field dissolved oxygen (DO) and lab biological oxygen demand (BOD) measurements. Unit comes with field probe and StirrOx(R) self-stirring BOD probe. Probes can be interchanged and used immediately with no warm-up period required. Meter has automatic calibration, LCD display, real-time clock, RS232 interface, data logger, and 3 yr warranty. Read More

Test & Measuring Instruments

Dissolved Oxygen Meter uses polarigraphic type probe.

February 12, 2002

LCD digital meter is designed to measure dissolved oxygen in field or laboratory with DO accuracy of ±1.5% full scale and temperature accuracy of ±1% full scale. O2 measurement range is 0.00 to 19.00 PPM, and temperature range is 0.0° to 50.0°C. Both are displayed on 3.5 digit LCD readout with 1/2 in. high numerals. Meter includes automatic temperature compensation over range of 0° to 30°C. It uses 9V battery for 100 hrs continuous service. Read More

  • 1