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Welcome to Weiss Research - your high quality, inexpensive laboratory and industrial processing pH, ORP (Redox), Ion-Selective electrode (ISE) Headquarters.

Electrodes
  pH Electrodes  
  ORP Electrodes  
  Ion-Selective  
  Conductivity  
  Reference  
  Temperature  

Meters
 

pH/mV Meter

  
 

Ion/pH Meter

  
 

Conductivity

Reagents
 

pH Buffer & etc.

  
  ORP Standard  
 

ISE Std & etc.

  
  Conductivity Std  
     
 

Connectors

  
     
     
 

Conductivity/ TDS/ Temperature Meter

Model 3251 Conductivity / TDS /Temp Meter  (without RS-232C).................................$295.00
Model 3250 Conductivity / TDS /Temp Meter  (with RS-232C) .....................................$395.00
Accessories:  Conductivity Cell, graphite, constant 1.0, with temp probe, 3ft cable........$82.50
AC Adaptor ............................................................................................................$10.00