BURETTES, AUTOMATIC, CLASS 'B', STRAIGHT BORE, GLASS STOPCOCK WITH SCREW THREAD

• In accordance with IS 1997:2008 DIN/ISO 385, USP Standard. • Automatic zero facility given. • Tested individually for exact volume dispensed at 3 points on the scale. • Simple operation : 1. Filling of burette is done by apply a slight positive pressure to lower side arm 2. Zero setting is done by releasing pressure to allow excess liquid to siphon back into the bottle. • Graduations is provided in blue print.