Supercritical fluid extraction as a sample preparation tool for harmful chemical residue analysis in analytical toxicology are reviewed.
综述了超临界萃取作为样品制备技术在痕量药检分析中的应用。
The chemical and structural components of percolation residue after the immersion experiments were characterized by means of X-Ray Diffraction (XRD) crystallography analysis.
通过X射线衍射(XRD)晶相分析的方法，鉴定了浸泡实验过后的过滤产物的化学组成。
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