1·OBJECTIVE Near infrared diffuse reflectance spectrophotometry (NIRDRS) and chemometrics were applied to the quantitative analysis of cefalexin in capsules.
目的：应用近红外漫反射技术和化学计量学的方法对头孢氨苄胶囊进行定量分析。
2·Based on the principle of chemometrics, the key reactions of the reaction system was analyzed and defined.
根据化学计量学原理确定了反应体系的关键反应。
3·Chemometrics, which USES mathematical tools to deal with the overlapping analytical signals, provides alternative approaches for the resolution of overlapping chromatographic signals.
化学计量学利用数学方法对复杂重叠信号进行解析，为复杂样品的色谱分析提供了新的手段。