萃取分光光度法 ESP ; Extractive spectrophotometry ; Extraction spectrophotometric method
钽试剂萃取分光光度法 BPHA extraction spectrophotometric method
以硫氢酸铵络合钴离子，随后用乙酸丁酯进行萃取，利用分光光度法测量光亮镀镍溶液中的钴离子。
Spectrophotometric determination of cobalt in bright nickel plating bath was advanced with ammonium thiocyanate as complexing agent and butyl acetate as extracting agent.
将毛皮中的甲醛用人造汗液萃取后，用乙酰丙酮分光光度法检测，可以定量检测分析毛皮中甲醛的含量。
The formaldehyde in fur was extracted by artificial perspiration solution and the formaldehyde content in the extracted liquor was determined by acetylacetone spectrophotometric method.
本论文的目的是将浊点萃取技术与紫外—可见分光光度法联用，建立实际样品中痕量铜离子测定的新方法。
The purpose of this paper is to cloud point extraction technology and UV - visible spectrophotometry combined to establish the actual samples of trace amounts of copper ion of the new method.
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