A new method of constant-wavelength synchronous fluorescence spectrometry for simultaneous determination of Sudan Ⅱand Sudan Ⅲ was developed with using their fluorescence phenomenon.Only one single scan is needed fo...A new method of constant-wavelength synchronous fluorescence spectrometry for simultaneous determination of Sudan Ⅱand Sudan Ⅲ was developed with using their fluorescence phenomenon.Only one single scan is needed for effective identification and quantitative determination of the two compounds simultaneously when Δλ=60 nm is chosen.The linear ranges for Sudan Ⅱ and Sudan Ⅲ were 0—3.3 and 0—2.8 μg/mL,respectively.The detection limits for Sudan Ⅱ and Sudan Ⅲ were 14 and 11 ng/mL,respectively.By using this method,Sudan Ⅱand Ⅲ in sausage samples were determined directly with the recoveries of 83.8%—109.5%.展开更多
O433 99063557多线高分辨光谱的非线性最小二乘参数反演=Inver-sion of the nonlinear least square parameter ofmultiline high—resolution spectrum[会,中]/周金刚,陈红兵,高军毅,周士康(中科院安徽光机所.安徽,合肥(230031))∥98...O433 99063557多线高分辨光谱的非线性最小二乘参数反演=Inver-sion of the nonlinear least square parameter ofmultiline high—resolution spectrum[会,中]/周金刚,陈红兵,高军毅,周士康(中科院安徽光机所.安徽,合肥(230031))∥98’中国青年光学学术讨论会.—陕西,西安,98.展开更多
文摘A new method of constant-wavelength synchronous fluorescence spectrometry for simultaneous determination of Sudan Ⅱand Sudan Ⅲ was developed with using their fluorescence phenomenon.Only one single scan is needed for effective identification and quantitative determination of the two compounds simultaneously when Δλ=60 nm is chosen.The linear ranges for Sudan Ⅱ and Sudan Ⅲ were 0—3.3 and 0—2.8 μg/mL,respectively.The detection limits for Sudan Ⅱ and Sudan Ⅲ were 14 and 11 ng/mL,respectively.By using this method,Sudan Ⅱand Ⅲ in sausage samples were determined directly with the recoveries of 83.8%—109.5%.
文摘O433 99063557多线高分辨光谱的非线性最小二乘参数反演=Inver-sion of the nonlinear least square parameter ofmultiline high—resolution spectrum[会,中]/周金刚,陈红兵,高军毅,周士康(中科院安徽光机所.安徽,合肥(230031))∥98’中国青年光学学术讨论会.—陕西,西安,98.
