Which measurement technique is known for utilizing continuous-recording spectrophotometers?

The kinetic method is well-known for utilizing continuous-recording spectrophotometers because this technique involves measuring the rate of change of absorbance over time during a chemical reaction. Continuous-recording spectrophotometers allow for real-time monitoring, which is essential in kinetic assays to capture dynamic changes in concentration as the reaction progresses. This capability is particularly advantageous for observing enzyme activities, reaction velocities, or other time-dependent phenomena.

In contrast, other methods like the fixed-time method typically involve measuring absorbance at a single point in time after the reaction has occurred for a specified duration. This contrasts with the ongoing data collection that is characteristic of kinetic methods. Quantitative analysis confirms the concentration of analytes, while qualitative analysis identifies the presence of substances but does not inherently focus on time-dependent changes, making them less reliant on continuous recording techniques. Thus, the kinetic method is specifically designed to leverage the benefits of continuous measurements for analyzing reactions in real-time.