Research Article

Determination of Multicomponents in Rubi Fructus by Near-Infrared Spectroscopy Technique

Table 1

The information on calibration and testing sets.

ComponentsSetsNumberMinimumMaximumAverageSD

Moisture (%)Calibration set656.3812.769.791.30
Testing set326.9012.189.901.27
Total976.3812.769.831.29

Total flavonoids (mg/g)Calibration set6520.9565.4142.758.00
Testing set3221.4363.6642.538.40
Total9720.9565.4142.688.09

Ellagic acid (mg/g)Calibration set656.44120.0844.3926.25
Testing set327.30118.7243.6627.04
Total976.44120.0844.1426.38