wbphed / ee / msd / nieq / 11 / 21-22_2 supplying and delivery of laboratory chemicals / reagents glassware to 19 ( nineteen ) nos. water testing laboratory for national rural drinking water quality testing monitoring surveillance programme in state of west bengal under murshidabad divi , elementary flask glass with similar std joint for glass , volumetric flask , glass a , dropped bottle , funnel , volumetric flask , glass a , volumetric flask , glass a , volumetric flask , glass a , volumetric flask , glass a , arsine tube, interchangeable std jt , scabber for arsenic flask borosil glass , wash bottle , gloves , measuring cylinder, glass a , measuring cylinder, glass a , measuring cylinder, glass a , pipette, glass a , pipette, glass a , iron standard soln , pipette, glass a , pipette, glass , pipette succer , bacteriological sample collection bottle ( plastic ) , ice box , test tube , rectangular cell 10 mm ( 2 numbers ) , rectangular cell 20 mm ( 2 numbers )