After sample collection, each end of the cylinder shall be covered with aluminum foil and then capped with a polyethylene lid, taped, and labeled.
(each end of the cylinder; shall be covered; with aluminum foil; T:After sample collection) (each end of the cylinder; capped; with a polyethylene lid; T:then) (a polyethylene lid; taped; )
each end of the cylinder each end of the cylinder a polyethylene lid
shall be covered capped taped
with aluminum foil T:After sample collection
with a polyethylene lid T:then