Replacement closed-top polypropylene closures and PTFE liners are sold separately and unassembled except for 1709B73, which is a 24-414 size that comes with a bonded-in PTFE-lined silicone liner.

LDPE foam-lined white polypropylene cap Bottles sold separately: 013-series and 012-series Recommended for general purpose sampling where cleaning and certification is not required, or ready for your own cleaning and certification procedures Economically bulk packed Includes:…

Replacement polypropylene open top closures have a bonded-in 0.045” thick septa except for 1709B03, which is a 24-414 open top closure without septa. Choose an I-CHEM® 0.125” thick, 22 mm, PTFE silicone replacement septum to complete the closure system. Thin septa are also available.