20MM SEAL OPEN TOP ALUM BLU NL, 1 Case

Blue Aluminum Open Top Unlined Seal, 20mm OD (Case of 1000)           
WHEATON? Unlined, Aluminum, Seal
 
Wide range of styles and sizes
Color selection includes natural, red, blue and green
Open top seals expose stopper for sample retrieval with a syringe
Tear-off seal removes completely allowing content to pour from bottle
Solid top seals are excellent for long-term storage of samples
Flip cap seals provide tamper evidence