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About Myron L® Company

Founded in 1957 as a research and development company, Myron L® Company is a privately owned and operated California Corporation.

64 Years of Water Testing Innovation

Since the 1960’s, the company has established itself as the leading manufacturer of high quality and simple to operate conductivity and pH instrumentation.

Our products are utilized in municipal, commercial and industrial water quality control, chemical concentration testing and process control.

A Legacy of Water Testing Solutions

Prior to developing water quality products, the Myron L® Company developed and patented a variety of specialty items for university studies and projects, for the space industry and for industrial use.  

A few of the specialty items include an irradiation chamber, a spectrophotometer, plasto-met fittings and gas detection instrumentation.  60 years later, many are still in use today.

Top of the Line Products

The present product line includes handheld and in-line conductivity, resistivity, TDS, salinity, pH, ORP, dissolved oxygen, free chlorine equivalent (FCE), and nitrate instruments. Calibration solutions, buffers, and related accessories are also available. Myron L® instruments are used by professionals worldwide in a variety of applications, including water treatment, metal finishing, agriculture, aquaculture, printing, RO & DI, hemodialysis, electronics manufacturing and environmental studies/protection to name just a few.  

A Global Distribution Network Serving Professionals Worldwide

With direct sales support and our global distribution network, we are able to supply and service water professionals worldwide.  The company-owned 53,000 sq. ft./4900 sq. meter facility is located approximately 30 miles north of San Diego in Carlsbad, California, USA.


To provide effective solutions through innovative products, services, and teamwork.


A company, directed by its customers, driven by its employees, toward a common goal of providing exceptional products and service on a daily basis—meeting the demands of a constantly changing global market. Striving to make certain that every single transaction results in a positive experience.


Accuracy, Reliability, Simplicity

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