In order to investigate the sanitation and safety of polystyrene cup, box and paper cup, total of 121 samples including 31 polystyrene cups, 30 foam polystyrene lunch boxes, 30 foam polystyrene cake boxs and 30 paper cups were examined. The results indicated that polystyrene cups were all meet the hyginenic standard of food utensils, containers and packages, four samples (13.3%) of foam polystyrene lunch box and four samples (13.3%) of foam polystyrene cake box failed to meet the standard of volatile marteial and styrene monomer. All paper cups tested were passed the requirment of Japanese hyginenic standard for paper-made container.
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