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25 Aug 2010·Guangdong Yaoxueyuan Xuebao
Determination of organochlorine pesticide residues in Siraitiae Fructus
Author: Guan, Zeming ; Guo, Xiaoling ; Liang, Hanming ; Luo, Yu
A method for determining 3 kinds of residues of organochlorine pesticides, including benzene hexachloride (BHC), dichlorodiphenyltrichloroethane (DDT), and pentachloronitrobenzene (PCNB) in Siraitiae Fructus, was established. The extracts were prepared according to Chinese Pharmacopoeia and analyzed by gas chromatog. with CP-SIL 24 CB quartz capillary column and electronic capture detector (63Ni ECD). And the contents of 9 organic chlorine pesticides were calculated by external standard The organochlorine pesticides in Siraitiae Fructus were determined and found in all samples collected. Separation of the main peaks was achieved. The method could be used to determine organochlorine pesticides in Siraitiae Fructus.
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