supply of lab instrument for district laboratory district raisen , ph meter - salient features . 2 point calibration for ph 7 digits 7 segment led ( 3 for temp 4 for ph ) with demos techincol trainingin including three year amc . make- orion/merck/eutech/systronic are equivalent . , 310 l 5 star double door refrigerator ( silver , inverter compressor ) make- sumsung are equivalent . , magnetic stirrer with hot plate program mable hold temprature stirring time and speed digital speed control . stirring speed is indicated on the borgraph max volume 2000 ml . temp . 300 centigrade speed 1250 rpm . with 3 year amc . make remi wensar systronics navyug are equivalent . , hot air oven double walled heaters on three side for uniform temp with in chamber temp 5 degree above ambient to 250 centigrade accuracy plus minus 1 centigrade with digital temp controller cum indicator inner chamber made of 5 . 5 outside ms fan perforated selves size 450x450x 450 mm 18x18x18 inch . make- remi/navyug tempstor/kaypee/binder are equivalent . , membrance fitter assembly with pump unbreakable . make tarsan are equivalent .