Myron L Co.

Carlsbad, US 92010-7226


About Myron L Co.


Carlsbad, US 92010-7226

More Info on Myron L Co.

Myron L Company is a leading manufacturer of environmental, commercial, industrial and agricultural water quality instrumentation that measures Conductivity, Resistivity, TDS, ORP(Redox), Free Chlorine, pH, Alkalinity, Hardness, LSI and Temperature.

Products & Press Releases


Increasing Efficiency in Boilers & Cooling Towers through Water Quality Management

Dec. 20, 2021
Myron L760.438.2021www.myronl.comBoilers and cooling towers share two major water-related problems: deposits and corrosion. As steam is generated by a boiler or water evaporating...
Compliance & Regulations

Nitrate & Temperature Test Pen

Nov. 29, 2018
The Ultrapen PT6 is a nitrate and temperature test pen. It is designed to be accurate and simple to use in diverse water quality applications. The ISE sensor measures the electric...
Screen Shot 2013-06-03 at 3.07.07 PM
Utility Management

pH & Temperature Pen

Aug. 16, 2018
The PT2 is lab-accurate, fast and simple to use in diverse water quality applications. Features include temperature compensation; one-, two- and three-point calibration; choice...
Utility Management


Aug. 16, 2018
Get fast, accurate, repeatable results from this easy-to-use handheld instrument, which measures conductivity, resistivity, TDS, pH, ORP and temperature. The unit is lightweight...
Compliance & Regulations

Test Pens

Aug. 9, 2018
The Ultrapen PTBT1 (conductivity/TDS/salinity) and PTBT2 (pH) test pens take advantage of smartphone technology to turn an Apple device into a high-end water quality test instrument...
Wastewater Treatment


Aug. 9, 2018
The UltraPen PT4 is a pocket tester for measuring free chlorine disinfecting power, free chlorine equivalent and temperature. It is waterproof and designed to be fast, accurate...
Myron L PS Ultrapen PTI
Utility Management


Aug. 9, 2018
Ultrapen PTI is a new conductivity/TDS/salinity tester, featuring the accuracy and stability of bench-top lab equipment with the convenience of a pen. Constructed of durable aircraft...
Myron L PS PT5
Utility Management


Aug. 9, 2018
Myron L Company's new ULTRAPEN PT5 dissolved oxygen (DO) and temperature test pen is accurate, fast and simple to use. Advanced features include automatic correction for changes...
Myron L Co

Testing Kit

Aug. 9, 2018
The 9PTK is an innovative solution for fast field analysis of critical parameters. Based on the 6PII model, the 9P features one-touch measurements for conductivity, resistivity...
Wastewater Treatment

Testing Pen

Aug. 9, 2018
The Ultrapen PT3 is as accurate and stable as benchtop lab equipment. It features dip-and-scoop sampling for standing bodies of water and vertical streams, offering real-time ...

Articles & News

Utility Management

Product Highlights

Feb. 5, 2020
This originally appeared in iWWD Winter 2020 issue as "Product Highlights" 
Utility Management

Monitor & Controller Duo Provides Accuracy for Varied

June 3, 2019
About the author: Myron L Co. can be reached at or 760.438.2021. Myron L Co.undefinedThe 900 Series monitor and controller combines flexibility, accuracy and reliability...
Screen Shot 2013-05-10 at 10.27.50 AM
Case Studies

Lafayette Textile Manufacturer Reduces Costs and Wastes

Aug. 9, 2018
ORP monitoring reduced this company's consumption of harsh chemicals
Case Studies

Ultrameter II

Aug. 8, 2018
Myron L Co.undefined Myron L Co.'s Ultrameter II water quality instruments deliver the most accurate readings of conductivity, resistivity and TDS of any digital handheld meter...
UMII 7-07[14]_rs
Case Studies

Water Quality Meter

Aug. 7, 2018
Myron L Co.undefined Ideal for testing water in the field or in the lab, the Ultrameter II precisely measures up to six water quality parameters: conductivity, resistivity, TDS...
Myron L TR PTBTx
Tech Reviews

Pocket Testers Communicate With Mobile App

Sept. 28, 2016
The wireless testers communicate with any Apple iOS 8+ device via Bluetooth
Tech Reviews

Pocket Tester Measures Free Chlorine, Temperature

April 28, 2014
The tester reports free available chlorine by measuring oxidation reduction potential cross referenced with pH
9Pcell extender 2011

In-Cell Titrations Make Real-Time Field Analysis Possible

Oct. 24, 2012
The Ultrameter III 9P Titration Kit allows for fast, accurate alkalinity, hardness & LSI titrations in the field.

Videos & Resources

All content from Myron L Co.

Utility Management

Water Quality Instrumentation

Aug. 7, 2018
The Myron L Co. manufactures water quality instrumentation that can help conserve chemicals, water and energy, control product quality and manage wastes. The handheld meters and...
Utility Management

Analytical Instrument

Aug. 6, 2018
With the Ultrameter II, get fast, lab-accurate measurements of solution conductivity, resistivity, TDS, pH, ORP, free chlorine and temperature. High-performance features include...

High Efficiency in a Large-Scale Power Plant Using the Ultrameter II

Aug. 16, 2012
Find out how Deborah Walker, a plant chemistry and O&M technician with 18 years experience, uses the Ultrameter II to optimize blowdowns and control corrosion, scale, contamination...

Managing Water Balance

Oct. 15, 2010
About the author: Heather Rekalske is technical writer for Myron L. Co. Rekalske can be reached at [email protected] Petrig RekalskeundefinedUsing LSI to preserve an...