DIN EN ISO 17993-2004 水质.用液-液萃取后的荧光探测高效液相色谱法(HPLC)测定水中的15环芳香烃(PAH)
Water quality - Determination of 15 polycyclic aromatic hydrocarbons (PAH) in water by HPLC with fluorescence detection after liquid-liquid extraction (ISO 17993:2002); German version EN ISO 17993:2003
With a scope of describing a manual method of making measurements for the determination of volume fraction of major phases in advanced technical ceramics using micrographs of polished and etched sections, overlaying a square grid of lines, and counting the number of intersection lying other each phase.