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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

 
     
     
 
PVC membrane ("dry" contact) Potassium Ion-Selective Electrode (K+):

Part Number, half-cell* 1031BN $290.00
Combination, sealed 3031BN $390.00
Body material Epoxy
Limits, ppm 39000 ~0.04
pH range 1 ~ 9
Interferences Cs+, NH4+
Reference Ag/AgCl
Junction Double
Cable & Connector 1 meter with BNC
* need a separate reference electrode

 

Calibration Reagents:

Standard

WE-2840

1000 ppm as K+, 500 ml

$27.00

ISA

WE-2505

5 M NaCl, 500 ml

$23.50
 

Industrial ISEs


Ammonia
Ammonium
Barium
Bromide
Cadmium
Calcium
Carbonate
Chloride
Copper
Cyanide
Fluoride
Fluoroborate
Iodide
Lead
Nitrate
Nitrite
Perchlorate
Potassium
Silver
Sodium
Sulfide
Hardness
 

Amplified ISEs

Reference Articles:

©2007 Weiss Research, Inc. Texas, USA; 1-888-44-Weiss (US only); 832-768-2889; 281-208-2889; 832-369-7682 (fax),