Glass Vials Rubber Stoppers
200 - 450 Per 1000 Pcs
Rubber stoppers are used beneath seals in glass vials to stop decay. Butyl and Bromobutyl rubber stoppers for glass vials are available in 13MM, 20MM, and 32MM sizes for 2ml, 5ml, 10ml, 20ml, 30ml, 100ml, 500ml and 1000ml Glass Vials.