A new reagent for determining trace selenium by gas chromatography: 1,4-dibromo-2,3-diaminonaphthalene.
1,4-Dibromo-2,3-diaminonaphthalene is proposed as a reagent for conversion of selenium into a piazselenol, for determination by gas chromatography. The limit of detection is 0.03 ng of selenium.
Zheng
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O
Department of Chemistry, Jinan University, Guangzhou, People's Republic of China.
Pei-Yi
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X
Guan-Lan
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X
Yue
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