tech bid for procurement of 08 nos of niv items ( expendable medical stores ) department of pathology , consumable , gram negative id card for vitek2 ( pack of 20 cards ) ( gn ) , pre filled ready to use cards for gram positive bacterial identification for vitek2 brand:gp ( id ) , gram negative susceptibility card ( ast-n280 ) ( oxidised positive ) , gram negative susceptibility card ( ast-n280 ) ( oxidised positive ) , gram negative susceptibility card ( ast-n235 ) , gram positive susceptibility card ( ast-p628 ) ( staphylococcus ) , 0 . 45 % suspension solution for vitek2 compact ( pack of 3 bott of 500 ml ) , unsensitized tubes to be used for vitek 2 system ( pack of 2000 tubes )