Globe Scientific Diamond Culture Tube Cap - 118154G

Globe Scientific Diamond® Culture Tube Caps fit on plain end culture tubes and flasks with DeLong style necks or ports.

• Molded from durable, autoclavable polypropylene (PP)
• Ridges inside cap provide secure grip and gas exchange
• Available in five (5) colors for easy sample identification and organization
• Maintain sterility without cotton plugging
• Reduce sample evaporation compared to cotton plugging
• Provide same evaporation and sterility benefits as stainless steel closures