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Page 1: profdoc.um.ac.irprofdoc.um.ac.ir/articles/a/1021781.pdf · ethanol, recrystallized in benzene and dried in vacuo. Yield: 80 m.p. 210 oc. A stock 1000 ppm of bismuth solution was prepared
Page 2: profdoc.um.ac.irprofdoc.um.ac.ir/articles/a/1021781.pdf · ethanol, recrystallized in benzene and dried in vacuo. Yield: 80 m.p. 210 oc. A stock 1000 ppm of bismuth solution was prepared
Page 3: profdoc.um.ac.irprofdoc.um.ac.ir/articles/a/1021781.pdf · ethanol, recrystallized in benzene and dried in vacuo. Yield: 80 m.p. 210 oc. A stock 1000 ppm of bismuth solution was prepared
Page 4: profdoc.um.ac.irprofdoc.um.ac.ir/articles/a/1021781.pdf · ethanol, recrystallized in benzene and dried in vacuo. Yield: 80 m.p. 210 oc. A stock 1000 ppm of bismuth solution was prepared