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Thermo Fisher Scientific

Blank Reading High on Furnace

Contamination could cause a blank reading high on furnace. This article describes the process for resolving the issue and includes steps to install a new autosampler probe (capillary) tip, install a new vial reagent cup or vial for blank, and install the furnace capillary tubing.

Issue:

Blank Reading  Too High

Environment:

  • iCE 3400
  • iCE 3500

Resolution:

  1. Clean out wash bottle and refill with new rinse solution.
  2. Install new autosampler probe (capillary) tip.
  3. Install new vial reagent cup or vial for blank and make sure it has been acid washed
  4. Install new piece of capillary tubing: Installing the Furnace Capillary tubing

Cause:

Contamination

 

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