After filtration of the sample the glass fiber filter will be placed on a small sheet of clean aluminum foil using tweezers.
(the glass fiber filter; will be placed; on a small sheet of clean aluminum foil; T:After filtration of the sample) (a small sheet of clean aluminum foil; using; tweezers)
the glass fiber filter a small sheet of clean aluminum foil
will be placed using
on a small sheet of clean aluminum foil T:After filtration of the sample
tweezers