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chemical vapor generation technique
释义
chemical vapor generation technique
Encyclopedia
理学
火花放电光源
释
chemical vapor generation technique
化学蒸气发生进样技术
在一定条件下通过化学反应将待测元素转变为挥发性的气态单质或化合物实现原子化/离子化进行定量分析的方法。待测元素气化后从样品中分离出来，再由载气（如氩气和氮气等）输送到原子光谱/质谱检测区域进行分析。与传统的气动雾化进样技术相比，化学蒸气发生进样技术具有进样效率高、选择性好和抗干扰能力强等特点，已经成为原子光谱/质谱分析法中重要的进样技术之一。
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