Steam 柴油光 spectrometer is Division I and the University of Michigan and Tsinghua spectrum experts, software experts co-developed X-ray fluorescence spectrometer. Our US high-end technology, has a unique vacuum system and optical system design patents, designed to detect a vapor some oil sample design to achieve a stable test X-ray fluorescence spectrometer ultralow content. Applications gasoline and diesel, crude oil, heavy oil, aromatic compounds, silicon, phosphorus, sulfur, chlorine, manganese, iron, lead and Elements of other oils and liquids. Technical features for laboratory and field testing workshop detection limit (LOD): 0.06PPM wt detection range: 0.15ppm-99% unique vacuum system to ensure the stability analysis of low levels of protection without helium measurement time: 30-300S it is according to customer calls for a standard curve one-button operation, easy to use, quick to detect many elements simultaneously, saving time and costs