The Orion salt bridge is used in an electromechanical cell that contains a weak electrode. The bridge is ideal for the oxidation and reduction of half cells inside a cell or electrolytic solution.

Protect your portable meter using Thermo Scientific™ Orion™ Star A series portable meter protective armor for use with Thermo Scientific™ Orion™ Star A series portable meters (Star A320, Star A220 and Star A120 series). Portable meter armor adds protection around the meter screen and includes a…

The Thermo Scientific Orion Star A212 Conductivity Benchtop Meter is the ideal choice for any lab. Get the information you need quickly and easily from the large, backlit graphic LCD display. Informative display shows conductivity/ TDS/salinity/resistivity and temperature along with time,…

Automatic portable colorimeter Easy-to-use, pr-emeasured reagent pillows or Auto-Test™ cuvettes Preprogrammed with over 30 tests Waterproof (IP67) The AQ4000 features Auto-ID® which, when used in conjunction with Auto-Test™ cuvettes, automatically identifies the analyte, selects…

Superior stability pH range 0-14 Temperature of 0°-100°C 3 M KCl filling solution supplied with electrode

The Thermo Scientific Orion Star A329 pH/ISE/Conductivity/RDO/Dissolved Oxygen Portable Meter is the top choice for advanced multiparameter measurements on location. Get the information you need quickly and easily from the large, backlit graphic LCD display. Informative display can show each…

Immersion depth is 1 mm and requires only 0.5 mL of sample. pH range is 0-14. Temperature range: -5 to 100°C. Dimensions: 120 mm x 6 mm; tip diameter: 1.3 mm. Type reference: Ag/Ag/Cl.

Allow automatic method setup Sealed ampule contains precise pre-measured reagents and is coded to identify to the AQUAfast IV the species to be measured allowing it to automatically select the method and set the wavelength and reaction timer. The user never needs to touch a button. The cuvettes…

Designed to meet the demanding needs of drinking water and wastewater applications Accurate results down to 0.01 ppm Linear electrode response down to low detection limits Response time of 1 minute in sample concentrations of 1 ppm and higher New wastewater applications developed…

The Thermo Scientific* Orion AQ3700 AQUAfast colorimeter offers a broad range of preprogrammed methods for all of your testing needs. The software prompts you through the test steps, ensuring conformity and consistency in gathering your important test results. The Orion AQ3700 Colorimeter measures…

The Thermo Scientific™ Expert pH Pocket Tester is designed for on-the-go measurements of pH and temperature. The Expert pH Pocket Tester is best used in applications such as hydroponic gardening, aquaculture, agriculture, pools, cooling towers, and more! Large 4 digit double line…

Get the readings that you need where you need them with the Thermo Scientific Orion Star A221 pH Portable Meter. The large, backlit graphic LCD display shows pH/mV/RmV and temperature along with electrode status, time, date and calibration points. Anyone can use this meter with its plain…

Use Thermo Scientific™ Orion™ pH Electrode Filling Solution with pH electrodes and reference electrodes. Packaged as five 2 oz. (5 x 60mL) bottles.

Wide conductivity range For lab and field applications Rugged epoxy/graphite MiniDIN connector DuraProbe 4-electrode cells provide the highest accuracy for demanding laboratory or field applications. The 4-electrode design compensates for electrode fouling, cable and connector…

The Zero kit corrects for stray light, sample color or turbidity, or any other constituent that might affect absorption. Also corrects for internal reflection of light by container walls.

4210F12 For determination of fluoride ion activity in concentrations from saturated to 10 -6 M (0.02 ppm) Method approved by ASTM for water, drinking water, wastewater and seawater brines and it is approved by EPA, Standard Methods and AOAC for feeds Range saturated to 0.02 ppm Requires…

Automatically correct pH measurements for variation in electrode slope due to temperature change using Thermo Scientific™ Orion™ Stainless-Steel Automatic Temperature Compensation (ATC) Probes.

This versatile meter has a large,color graphic LCD display. Theinformative display shows readings,connections, time, date, sample ID,user ID and calibration information. Select from five modules tocustomize the four channels as you need it - it's versatile for you toconfigure how you…

Waterproof connector pH range: 0-14 Temperature range: 0-90°C Designed specifically for use with Thermo Orion’s 260A and 265A pH meters. Sealed epoxy body with Ag/AgCl reference. Dimensions: 110 mm x 12 mm.

1, 2 or 3 point calibration (1 per range) Auto-ranging capability The Russell RL060C is a rugged conductivity meter you can use in the plant or in the field.  Auto-ranging capabilities provide ±1 full scale accuracy with fast, repeatable results. Simple four button…

Perform basic pH measurements quickly and reliably with Thermo Scientific™ Orion™ Basic Electrodes, for use with Orion™ Russell meters.

The Orion ROSS® micro pH electrode is specifically designed to measure small samples. This unique design offers greater durability than conventional micro pH electrodes while providing all the performance benefits of a ROSS® electrode. The refillable glass ROSS micro pH electrode is compatible with…

Conduct routine pH measurements with the Thermo Scientific™ Orion™ Economy Series pH Combination Electrode, a routine wick junction, gel-filled electrode. Its unbreakable epoxy body extends beyond the pH sensing glass bulb for rugged conditions. It provides durability for lab or field…

Calibration solution (4153R53) does not contain hazardous chemicals, is stable for up to one year (unopened) and can be used directly from the bottle with no mixing or diluting.

4210B10 Optimal temperature range: 0 - 40°C Constructed with a clog-free Sure-Flow junction. Includes 60 mL of refill solution. Uses easily replaceable 4210B03 plastic membrane module. 4210B13 Highly selective for calcium over other divalent cations Polymer-membrane electrode measures…

Accessory for Thermo Scientific™ Orion™ Turbidimeter AQ4500. Replacement Turbidity vials Pack of 12

Triode, gel-filled combination electrode with epoxy body for durability Waterproof E DIN connection with a 1 m cable and banana plug connectors Measures pH and temperature with built-in ATC Ag/AgCl (silver/silver chloride) electrolyte for less noise than gold or silver electrodes pH…

The Thermo Scientific Orion Star A321 pH Portable Meter is the top choice for advanced measurements on location. Get the information you need quickly and easily from the large, backlit graphic LCD display. Informative display shows pH/mV/RmV and temperature along with electrode status, time, date,…

Electrode holders and stands Electrode holders and stands permit one-handed operation of electrode movement Four-position holders allow simultaneous use of pH or ISE electrode and reference half cell Swing arm stand (0732H82) allows flexible movement of electrodes. Holder…

Virtually eliminate fringe field interference errors with the advanced Thermo Scientific™ Orion™ DuraProbe™ 4-Electrode Conductivity Cells. Durable and extremely accurate under a wide range of conditions. 8-pin Mini-DIN 4 electrode graphite cell Rugged epoxy body …

Thermo Scientific Orion Star A123 Dissolved Oxygen Portable Meters combine simplicity with accuracy. A large LCD displays dissolved oxygen readings along with temperature. Icons provide quick updates on battery life and completed calibration status. Simple button layout and onscreen messages help…

Thermo Orion IonPlus Handle with BNC Waterproof Connector For Ion+ ISE combination plastic membrane electrodes Accessories for solid state and plastic membrane ion selective electrodes Electrodes handles are used with plastic membrane combination or half cell electrodes Polishing strips…