UV absorption spectrum 第1页

Effects of different extration conditions on UV absorption spectrum of cassia seed extract Pharmacognostic identification of dried root and stem of Hedyotis hedyotidea A correlate analysis of UV absorption spectra of compound Danshen tablets from different manufactures Extraction and Identification of Anthocyanins from Brown Cotton Applicability of weighted correlation analysis used for ultraviolet absorption spectrum in identification of some Chinese patent medicines