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Your Micro Measurement Experts™
Measure  pH   H2S   ORP  in µL Samples™
Lazar Ultra-M Micro pH Electrode

Virtually Unbreakable!
    Advantages include
  • Fits directly into 96 well plates, NMR tubes, microcentrifuge tubes, and serum cups
  • Measures down to 10 microliters - less than 1/5 the volume of a single drop of liquid
  • Measures in vivo and in situ small biological specimens down to less than 0.5 mm in length
  • Virtually unbreakable made with all solid state fluoropolymer body
  • 1 mm tip and 2.8 mm diameter body
  • Can be used with any standard pH meter or strip chart recorder
  • Trusted by universities and research institutes worldwide

Item Numbers and Pricing
PHR-146S - Ultra-M micro pH electrode: $799.00
PHR-146NMRS - Ultra-M micro pH electrode for NMR tubes: $849.00

Micro pH Electrode Details


Complete Micro pH Measurement System
Measure + Log + Plot all in one

Our ArrowLabb(TM) Measurement & Plotting Systems are fully complete. Each system contains advanced digital meter, high quality electrode and our exclusive plotting software which logs and graphs directly on your PC. Save time and money by purchasing ArrowLabb All-in-One systems.



Complete micro pH measurement systems
Measure, graph & table all in one system.
PHR-146XS - Ultra-M micro pH system: $1495.00
PHR-146NMRXS - Ultra-M micro pH system for NMR tubes: $1549.00

See Complete pH Systems Index for full product details




Micro pH Electrode for NMR Tubes

This electrode is also available with an extra long stem specifically designed for measuring pH in NMR tubes. Enjoy the same accuracy as our standard micro pH electrode especially designed for NMR tubes.

Full pH NMR Electrode Details



Prices and specifications subject to change without notice


All offers subject to change without notice
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