Tender For calibration of the equipments- glassco 69.25698736 oc ,bi double distillation water unit ,bottle top dispenser ,ti-501 bod incubator sm 1059 ,ti-241 a water bath ,eutech ph meter (digital) ,eutech digital conductivity meter ,ti-52c horizontal laminar air flow (spl) ,ti-103 cod digestor (spl) ,voltas refrigerator-295 d60/xirdixxx/d60275 ,double beam uv-vis spectrophotometer (lcd screen) ,thermometer ,digital thermometer ,systronics photodiode sodium potassium flame photometer ,flame photometer ,escio international na temperature correction on water ,quality