Nichanan Tepsuparungsikul. 2002. Optimization of supercritical fluid extraction conditions for the determination of polychlorinated biphenyls in soil samples. Field of Study Chemistry, Chiang Mai University;
Nichanan Tepsuparungsikul. (2002) Optimization of supercritical fluid extraction conditions for the determination of polychlorinated biphenyls in soil samples . Chiang Mai University/Chiang Mai.
Nichanan Tepsuparungsikul. Optimization of supercritical fluid extraction conditions for the determination of polychlorinated biphenyls in soil samples. . Chiang Mai:Chiang Mai University, 2002.
Nichanan Tepsuparungsikul. (2002) Optimization of supercritical fluid extraction conditions for the determination of polychlorinated biphenyls in soil samples . Chiang Mai University/Chiang Mai.