While Checking a Polarographic (Clark) Electrode, You Determine That the Device

question 94

Multiple Choice

While checking a polarographic (Clark) electrode, you determine that the device fails to read 100% when exposed to pure O₂. Which of the following actions would be the proper first step?

• A) Check the silica crystals.
• B) Send the device out for repair.
• C) Replace the analyzer's batteries.
• D) Change the analyzer's fuel cell.

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