Combination pH Electrode for Micro Wells

Combination pH Electrode for Micro Wells

This miniature combination pH/reference electrode is:

  • Designed to fit small perfusion chambers without affecting fluid exchange rates
  • Does not require an external reference electrode

Item# Description U.S. List Price Quantity
69-0494 Combination pH Electrode for Micro Wells
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pHamp pH Preamplifier

The pHamp is a compact unity gain preamplifier designed to convert the high impedance signal of a pH electrode into a low impedance signal capable of travelling up to 1,000 feet over a coaxial cable.

This rugged preamplifier is encapsulated within an epoxy filled stainless steel enclosure and uses BNC-style input and output connections. Powered from a lithium battery, the expected life is a minimum of 5 years.

Response Time ~10 sec
Slope 55 mV per pH
pH Range1 to 14
Impedance 200 MO
Stability 0.05 pH per day
Dimensions (L x D) 38.1 cm x 0.75 mm
(1.5 ft x 0.03 in)
Storage Wet
Reference Storage Replaceable