Checkout from Stockroom
Buchner funnel
Forceps
Beaker Tongs
Filter paper
Unknown Sample – it is very important that the unknown number be recorded on the data sheet.
(Note:  The unknown number is not 375 – that is the experiment number!)
Reminders:
1.  Check Bunsen burner tubing for cracks.  Do not use if
cracked.  Exchange in stockroom for new tubing.
2.  Vacuum Filtration System:
a.  Disconnect tubing before shutting off water.
b.  The stopper on the funnel should fit about halfway.
b.  Pour contents of beaker while swirling beaker to
 keep solids suspended.  Direct flow towards
center of filter paper.