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采用阴离子分离柱 AS14 (4× 2 5 0 mm )分离 ,以电导检测器检测 ,以 3.5 mmol/ L Na2 CO3/ 1.0 m mol/ LNa HCO3为流动相 ,以标准曲线法为定量方法 ,测定氟化稀土中的氯离子。方法操作简便、快捷 ,结果准确、可靠。
The separation was performed on an AS14 (4 × 250 mm) anion separation column with a conductivity detector. Using 3.5 mmol / L Na2CO3 / 1.0 mol / L HCO3 as mobile phase and the standard curve method as a quantitative method, Rare earth chloride ion. Method is simple, fast, accurate and reliable.