核化学与放射化学
覈化學與放射化學
핵화학여방사화학
HE HUAXUE YU FANGSHE HUAXUE
2010年
2期
89-92
,共4页
UO_2(NO_3)_2%痕量F~-、Cl~-%离子色谱法
UO_2(NO_3)_2%痕量F~-、Cl~-%離子色譜法
UO_2(NO_3)_2%흔량F~-、Cl~-%리자색보법
uranyl nitrate%trace fluoride and chloride%ion chromatography
采用水蒸气蒸馏法分离出硝酸铀酰溶液中的痕量F~-、Cl~-,并用离子色谱对F~-、Cl~-进行测定,对F~-、Cl~-分离条件和测定条件进行了讨论.该法的线性范围为0.04～0.3 mg/L,线性相关系数大于0.999,相对标准偏差小于10%,样品的加标回收率为94%～97%.
採用水蒸氣蒸餾法分離齣硝痠鈾酰溶液中的痕量F~-、Cl~-,併用離子色譜對F~-、Cl~-進行測定,對F~-、Cl~-分離條件和測定條件進行瞭討論.該法的線性範圍為0.04～0.3 mg/L,線性相關繫數大于0.999,相對標準偏差小于10%,樣品的加標迴收率為94%～97%.
채용수증기증류법분리출초산유선용액중적흔량F~-、Cl~-,병용리자색보대F~-、Cl~-진행측정,대F~-、Cl~-분리조건화측정조건진행료토론.해법적선성범위위0.04～0.3 mg/L,선성상관계수대우0.999,상대표준편차소우10%,양품적가표회수솔위94%～97%.
The trace fluoride and chloride were separated from uranyl nitrate solution by steam distillation, determined by ion chromatography, and the separation conditions and measurement conditions were discussed in relative standard deviation is less than 10%, and the sample added recovery is between 94% and 97%.
