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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

 
     
     
 

Sulfide Ion-selective Electrode (S2-):

Part Number

Fig.

Description

WS21001 A

Epoxy Body, Half-cell, 12 x115 mm, a separate reference electrode is required.

S23005 B

Glass body, Double Junction, Refillable, 12 x115 mm

S23008 B

Glass body, Double Junction, Sealed, 12 x115 mm

RS23001 C

Epoxy Body, Really-Flow, Single Junction, Refillable, 13 x105 mm

Characters:

Limits, ppm 0.003 - 32100
pH range 2 ~12
Interferences Hg2+ 
Reference Ag/AgCl
Cable & Connector 1 meter with BNC

Calibration Reagents:
Standard -

-

Fill Solution WE-2704 10% KNO3, 125 ml, for I03005
WE-2705 10% KNO3/AgCl, 125 ml, for RI03001
ISA WE-2510 5 M NaNO3, 500 ml
 

Industrial ISEs


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

 

Reference Articles: