Ideal for field, plant, or educational applications Connector type: BNC Waterproof

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…

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…

Extends the life of electrodes Prevents cross-contamination Removes bacterial or protein contaminants All kits contain four 1 oz. bottles of cleaning solution, a 15 mL beaker and a pipette. Sample Kit - includes one bottle each of cleaning solutions A, B, C, D Solution A - for removing…

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.

Measurements using an ion selective electrode (ISE) are applicable in virtually every laboratory. ISEs can be used to measure ion concentrations in water, food, pharmaceuticals and biological samples. Ion selective electrodes can be used as endpoint indicators or to perform direct measurement and…

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.

Take more accurate and reproducible ISE measurements with Thermo Scientific™ Orion™ ISE Ionic Strength Adjustors (ISA) and Special Reagents. Ionic strength adjustors are used for analysis with ion selective electrodes, and special reagents are used with some ion selective electrodes.

All standards are 1 pint (475mL) bottles, unless otherwise noted. 0732J61 Fluoride Standard Bulk Pack – includes 4 x 475 mL each of 1 ppm Fluoride standard premixed with TISAB II (4210F31) and 10 ppm Fluoride standard premixed with TISAB II (0732J60).

For use with ionplus® Sure-Flow® ISE electrodes Little or none of the ion of interest present helps prevent sample contamination Application-specific solution formulation improves response time Small temperature coefficients reduce electrode potential shifts from changing…

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…

Useful in all fluoride analyses where pH and total ionic strength vary among samples Supplied in a 3.8L (1gal.) plastic bottle Vinegar like odor threshold Clear liquid  

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.

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…

Accessories: Ionic Strength Adjusting Solution (ISA) adjusts the pH of standards and samples used in ammonia measurements. Ammonia Standard Solutions; 0.1 M ammonium chloride or 1,000 ppm as N. Replacement Membranes or Membrane Caps; Loose membranes for probes with O-Ring membrane holder;…

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

This versatile meter has a large, color graphic LCD display. The informative display shows readings, connections, time, date, sample ID, user ID and calibration information. Select from five modules to customize the four channels as you need it – it's versatile for you to…

Stir samples for better accuracy without the difficulty of a separate stir plate and stir bar. Orion stirrer probe with paddle, for benchtop Orion Dual Star and VERSA STAR series meters Provides automatic solution stirring with direct control from Thermo Scientific™ Orion…

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…

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…

Premeasured, ready to use EPA equivalent chemistries Convenient and economical Chemistry packs contain precise amounts of reagent required for the test and are designed for maximum shelf life. Packaged for protection in sealed foil pouches. Each powder chemistry comes with enough packs for…

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

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

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…

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…

Electrode Storage Solution 475 mL plastic bottle pH of solution is 6.2 to 7.4 For short term storage of all electrodes for one day to a week. Electrode Filling Solution Internal filling solution for Ross-type electrodes (3M KCl). In packages of five 60 mL bottles.

Orion pH buffers are manufactured under ISO 9000 quality standards. Buffers are color-coded for ease of use, packaged with buffer/temperature tables for accurate calibrations and NIST traceability. All-in-One Buffer kit (1233M21) includes pint bottles of 4 (pink), 7 (yellow) and 10 (blue)…

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.

Combination pH and ATC in a single barrel pH range: 0-14 Temperature range: 0-90°C Recommended for general purpose use. Built-in thermistor for automatic temperature compensation. Useful for field pH measurements with Thermo Orion portable pH meters. BNC type connector. ATC…

Perform virtually any electrochemistry analysis with Thermo Scientific™ Orion™ Conductivity Standards and Solutions. Choose from a complete selection of conductivity accessories including conductivity standards and TDS (total dissolved solids) standards. All conductivity standards are…

4215F10 Mercury-free, Ag-AgCl type, with sleeve junction. Designed for use with Thermo Orion ion-selective electrodes as indicated in respective descriptions; usable also with glass electrodes for pH measurement. Range 10 to 100°C. Length 140 mm, diameter 13 mm. Diameter of mounting cap 16 mm. …

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…