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…

Orion Automatic Temperature Compensation (ATC) probes transmit a signal to the pH meter, which automatically corrects pH measurements for variation in electrode slope due to temperature change.

Provides superior measurement stability, faster response, greater accuracy, longer life and more reproducible results when incorporated in ROSS electrodes. pH range: 0 to 14 Temperature range: 0° to 100°C ROSS® Internal reference Ceramic Junction 0.01 pH…

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…

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…

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…

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…

No membranes to change - just replace the sensor once a year Probe stores wet or dry

Measure the pH of virtually any sample with these Thermo Scientific Orion pH electrodes. Electrodes come with a low cost epoxy body Sealed, gel-filled design means there is little electrode maintenance to perform Single-junction reference means electrodes are suited to most general…

Permanently gelled Ag/AgCl electrolyte 0 to 12 pH range 0° to 80°C (32° to 176°F) temperature range Wick junction 5.93 in. long (15cm) x 0.25 in. diameter (6mm) body, 0.18 in. diameter (10mm) cap BNC Connector A routine wick junction, gel-filled pH measurement…

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

The patented reference system and the double junction design keeps silver ions from contacting the sample. These electrodes are non-refillable, offering the benefits of ease of use and minimal preparation.

pH and temperature measurement with one electrode Versatile with chemically compatible glass body, refillable with ROSS 3M KCL solution or a fill solution compatible to your sample type Fast pH response even in samples at varying temperatures Compatible with Mettler-Toledo TM Five and…

Storage bottle for protecting electrodes between uses. For use with Glass body 12mm electrode

Take high purity measurements with the highest accuracy and precision using the Thermo Scientific™ Orion™ 2001SC ROSS™ Combination pH Electrode. Combining pH sensing and reference electrodes, 2001SC provides a fast response for online pH electrodes. The Thermo Scientific…

4210S12 Polymer membrane electrodes measure nitrate concentration in the range of 14,000 to 0.1 ppm in soils, plant materials, fertilizers, pickling baths and other aqueous solutions. Other uses listed in Standard Methods. EPA approved for NIPDWR compliance monitoring Optimal temperature range…

Thermo Scientific Orion filling solutions for use with pH electrodes and reference electrodes. Filling solutions are packaged as five 2 oz. (5 x 60mL) bottles.

Ross® Sure-Flow Easy cleaning in waste-waters, food samples, colloids, soils and slurries Has optimum flow rate for high purity waters, drinking waters and buffers Produces fast, stable responses in samples that vary in temperature pH range is 0-14 over a temperature range of…

pH and temperature measurement with one electrode Superior stability with high accuracy pH and temperature measurement Fast pH response even in samples at varying temperatures Compatible with Mettler-Toledo TM Five and Seven Series meters and others which accommodate NTC30 thermisters with…

Sample well water, rain water, distilled/deionized water, boiler feed water, process water and more with the Thermo Scientific™ Orion™ pHISA™ Adjustor. It offers fast, accurate pH results in high purity and low ionic strength waters. Increases measurement accuracy …

The Orion ROSS® pH electrode, which is recognized as the best pH electrode in the world for difficult samples, is now even better. The Orion ROSS® Ultra has twice the warranty and greater stability than its predecessor. It uses a unique reference system developed by Thermo Scientific that offers…

Take pH measurements that are automatically corrected for variation in electrode slope due to temperature change. The Thermo Scientific™ Orion™ Online ATC Probe features stripped, non-terminated ends and an unbreakable stainless-steel body to withstand rigorous use. Designed for…

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

Keep chloride analyzers well-supplied and ready for use with the Thermo Scientific™ Kits and Accessories for Orion™ 2117XP Chloride Analyzers. Choose from the reagent-less consumables kit, reagent bottle adapter, chloride calibration kit or electrode kit.

Save time by eliminating additional equipment set-up, titrations and calculations. The Thermo Scientific™ Orion™ Total Alkalinity Test Kit provides two-step direct measurement of total alkalinity and pH using a pH electrode. Direct reading of total alkalinity from 0 to 200ppm as…

Ideal for all routine pH measurements. A large variety of quality electrodes for a wide range of applications. Includes specialty pH electrodes for unique or challenging pH measurements.

Orion Triode 3-in-1 Probe is a practical solution for field and plant use. The pH/Reference/ATC probes are all in one body. It's non-refillable, little or no maintenance required. You get portability and accuracy in one package.

The ROSS series of electrodes provide readings stable to 0.01 pH in less than 30 seconds, even in the extreme case of samples varying from one another by 50°C or more. Results are three to five times more precise than those obtained with conventional electrodes. And, because drift is less than…

Use promotional catalog numbers to get buffers at time of purchase. Chemists have been relying on Thermo Scientific™ Orion™ ROSS™ pH electrodes to provide critical measurements for 40 years. Other electrodes come and go, but the ROSS reference system continues to be the…

The Orion 8411BN ROSS™ Sodium and Orion 8611BNWP ROSS Sodium Combination Electrodes allow sodium in aqueous solutions to be measured quickly, accurately, and economically. With its unique redox internal system, the ROSS electrode provides faster response, greater stability and accuracy than…

Immersion depth is 2 mm, designed for NMR cells. pH range is 0-14. Temperature range is -5 to 100°C. Dimensions: 228 mm x 2.5 mm; tip diameter: 2.5 mm. Type reference: Ag/AgCl.

Specifically for Thermo Orion A+ series meters Enables use of any BNC type electrode without temperature sensor (triode) to take advantage of meter’s automatic temperature compensation.