Question:
Which of the following is a primary standard used in the calibration of spectrophotometers?
Which of the following is a primary standard used in the calibration of spectrophotometers?
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Primary standards like potassium dichromate offer high purity and stability, ideal for calibration purposes in spectrophotometry.
Updated On: Jun 16, 2025
- Sodium dichromate
- Sodium chloride
- Potassium dichromate
- Potassium chloride
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The Correct Option is C
Solution and Explanation
Potassium dichromate is a commonly used primary standard for calibrating UV-Vis spectrophotometers because it exhibits stable absorbance peaks at specific wavelengths, making it reliable for validation.
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