DISPOSABLE PLASTIC WARE FOR CELL AND TISSUE CULTURE, NAMELY, BACTERIA AND TISSUE CULTURE DISHES, TISSUE CULTURE FLASKS, TISSUE CULTURE MICRO TITRATION ASSAY PLATES AND TRAYS, MICRO PIPETTERS AND TIPS, SINGLE OR MULTI DISPENSERS AND SYRINGES, CENTRIFUGE TUBES AND STANDS, CRYOGENIC STOCK TUBES AND TUBE RACKS, ROLLERBOTTLES, ALL USED FOR BIO-TECHNOLOGY PURPOSES