نتایج جستجو برای: growth substances

تعداد نتایج: 868897  

Journal: :Proceedings of the National Academy of Sciences 1941

Journal: :international journal of environmental research 2013
y.j. kim d.h. kang m.g. kim t.i. qureshi

this study was conducted to identify emission characteristics of certain hazardous substancescontained in the plastic of used home electrical and electronic appliances keeping in view compliance with therestriction of hazardous substances (rohs) directive and to estimate the possibility of safe recyclingpractices. according to the results, the concentration of cadmium, lead, mercury and chromiu...

Journal: :Journal of the agricultural chemical society of Japan 1994

Journal: :The Journal of Japan Atherosclerosis Society 1980

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