Volumetric flow rate is the measure of the volume of solvent or mobile phase that passes through a chromatographic column per unit time. It is expressed in units such as milliliters per minute (mL/min) or liters per hour (L/h).
In chromatography, the volumetric flow rate is an important parameter as it influences the separation efficiency and resolution of the chromatographic method. The choice of optimal flow rate depends on several factors including column size, stationary phase characteristics, and sample complexity.
A higher volumetric flow rate can reduce analysis time but may result in decreased resolution and peak broadening due to reduced interaction between analytes and stationary phase. Conversely, lower flow rates can improve resolution but increase analysis time.
Thus, careful selection of volumetric flow rate based on specific analytical requirements and system parameters is crucial for obtaining accurate and reliable results from chromatographic methods.
![ValueError: Key mathtext.fontset: 'Times New Roman' is not a valid value for mathtext.fontset; supported values are ['dejavusans', 'dejavuserif', 'cm', 'stix', 'stixsans', 'custom']](https://linuxcpp.0voice.com/zb_users/upload/2023/05/202305162239514045498.png)
![feature_importance = rf.OOBPermutedPredictorDeltaError';
feature_names = data1.Properties.VariableNames(2:end)';
[~, sorted_idx] = sort(feature_importance);
fprintf('目标方程：\n');
for i = sorted_idx'
fprintf('%f * %s +\n', feature_importance(i),...](https://linuxcpp.0voice.com/zb_users/upload/2023/05/202305162213383175637.png)
