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Thermo Scientific™ Orion™ ROSS™ Combination Rugged Bulb pH Electrodes PROMO

When you purchase a Thermo Scientific™ ROSS™ pH Electrode, you’ll receive a ROSS Buffer Kit at no additional cost. Order using the catalog numbers below and your products will ship together.

$515.50 - $534.50


Drift <0.002 pH/day
Filling Solution Type 3M KCl
Internal Reference ROSS
Junction Ceramic
Material Glass Body
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Products 2
Catalog Number Mfr. No. Connector Types For Use With (Equipment) Price Quantity & Availability  
Catalog Number Mfr. No. Connector Types For Use With (Equipment) Price Quantity & Availability  
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Thermo Scientific™
BNC Standard pH Meter, BNC connector
Each for $534.50
Add to cart
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Thermo Scientific™
Screw Cap Standard pH Meter, with separate cable with screw cap connector
Each for $515.50
Add to cart


The 8104BN Ross Combination Rugged Bulb pH Electrode works in extreme cases of samples varying from one another by 50°C or more with drift less than 0.002 pH per day and minimized restandardization.

  • Material: glass body
  • pH range: 0 to 14
  • Temperature range: 0 to 100°C
  • Internal reference: ROSS
  • Junction: ceramic
  • Dimensions: 120 × 12 mm
  • pH precision: 0.01
  • Fill solution: 810007
  • Cap diameter: 16 mm


<0.002 pH/day
Glass Body
3M KCl
0 to 14
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