Engineering, 06.07.2021 20:00, alexiasvizcaino

Identify the first step in preparing a spectrophotometer for use. A. Make sure all samples and the blank are ready for measurement.
B. Prepare a calibration curve.
C. Measure the absorbance of the blank.
D. Turn on the light source and the spectrophotometer.

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Identify the first step in preparing a spectrophotometer for use. A. Make sure all samples and the...