procurement of medical stores , drugs , cled ager ( pre prepared plates ) , lj media slant , sheep blood agar ( pre prepared plates ) , muller hilton agar , disposable presterile petri dishes 100 mm x 15 mm , readymade gram staining kit ( pack of 4x 100 ml ) , mycoprep , macconkey double strength with taurocholate for water testing , mac conkey agar with 0 . 15% bile salts cv , sabourauds dextrose agar plain ( pre prepared ) , pa coliform test for water culture , graduated polypropylene tube with conical bottom ( 50 ml ) , alberts metachromatic stain kit , nichrome wire loops ( 10x10pc ) , sterile cotton swabs ( charcoal tipped )