Determination of Organothiophosphate Insecticides in Environmental Water Samples by a Very Simple and Sensitive Spectrofluorimetric Metho

Determination of Organothiophosphate Insecticides in Environmental Water Samples by a Very Simple and Sensitive Spectrofluorimetric Method


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دانشگاه علوم پزشکی تبریز
دانشگاه علوم پزشکی تبریز

نویسندگان: احد باویلی تبریزی

کلمات کلیدی: Di-syston, Ethion, Phorate, Cerium, Environmental water samples, Spectrofluorimetry

نشریه: 4138 , - , 95 , 2015

اطلاعات کلی مقاله
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نویسنده ثبت کننده مقاله احد باویلی تبریزی
مرحله جاری مقاله تایید نهایی
دانشکده/مرکز مربوطه مرکز تحقیقات بیوتکنولوژی(زیست فناوری)
کد مقاله 60568
عنوان فارسی مقاله Determination of Organothiophosphate Insecticides in Environmental Water Samples by a Very Simple and Sensitive Spectrofluorimetric Metho
عنوان لاتین مقاله Determination of Organothiophosphate Insecticides in Environmental Water Samples by a Very Simple and Sensitive Spectrofluorimetric Method
ناشر 2
آیا مقاله از طرح تحقیقاتی و یا منتورشیپ استخراج شده است؟ خیر
عنوان نشریه (خارج از لیست فوق)
نوع مقاله Original Article
نحوه ایندکس شدن مقاله ایندکس شده سطح یک – ISI - Web of Science
آدرس لینک مقاله/ همایش در شبکه اینترنت https://www.researchgate.net/profile/Ahad_Bavili-Tabrizi/publication/280447681_Determination_of_Organothiophosphate_Insecticides

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A simple, rapid and sensitive spectrofluorimetric method was developed for the determination of disyston, ethion and phorate in environmental water samples. The procedure is based on the oxidation of these pesticides with cerium (IV) to produce cerium (III), and its fluorescence was monitored at 368 ± 3 nm after excitation at 257 ± 3 nm. The variables effecting oxidation of each pesticide were studied and optimized. Under the experimental conditions used, the calibration graphs were linear over the range 0.2–15, 0.1–13, 0.1–13 ng mL-1 for disyston, ethion and phorate, respectively. The limit of detection and quantification were in the range 0.034–0.096 and 0.112–0.316 ng mL-1, respectively. Intra- and interday assay precisions, expressed as the relative standard deviation (RSD), were lower than 5.2 % and 6.7 %, respectively. Good recoveries in the range 86 %–108 % were obtained for spiked water samples. The proposed method was applied to the determination of studied pesticides in environmental water samples.

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احد باویلی تبریزیاول

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