Thermo Scientific™

Orion™ 8103BN ROSS™ Combination Semi-micro pH Electrode

Receive stable readings to 0.01 pH in less than 30 seconds with the Thermo Scientific™ Orion™ 8103BN ROSS™ Combination Semi-micro pH Electrode. Results are three to five times more precise than those obtained with conventional electrodes.

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  • Works in extreme case of samples varying from one another by 50°C or more
  • Drift is less than 0.002 pH per day, restandardization is minimized
  • Fits test tubes, measures samples as small as 0.2mL
  • Semi micro tip
  • Cap diameter: 16mm


  • One 60mL botlle of filling solution, Orion Cat. No. 810007

Recommended for:

  • Clinical, pharmaceutical, and food labs, wherever sample size is a constraint
Warranty: 12 months from date of purchase by Buyer or 18 months from date of shipment from Seller, whichever is earlier
Disclaimer to internal research use restriction: Any restrictions on the purchaser to utilize the product(s) for internal research purposes only does not apply to the product(s) on the web pages associated with this statement.


Manuals & protocols