18mm Diamond® Culture Tube Caps

Discover the enhanced performance of 18mm Diamond® Culture Tube Caps, specially designed to provide superior sterility and sample preservation without the need for cotton plugs. These innovative caps significantly reduce sample evaporation, ensuring the integrity of your critical samples while offering the same benefits as traditional stainless steel closures.

Key Features:

• Compatible with plain end culture tubes and flasks featuring DeLong style necks or ports.
• Molded from high-quality, autoclavable polypropylene (PP) for durability and reusability.
• Equipped with ridges inside the cap for an enhanced grip and optimal gas exchange.
• Available in five vibrant colors to facilitate easy sample identification and effective organization.
• Maintains sterility without the drawbacks of cotton plugging.
• Minimizes sample evaporation, outperforming standard cotton plug solutions.
• Delivers the same evaporation control and sterility as stainless steel closures.

Specifications:

• Cap Diameter: 18mm
• Material: Autoclavable Polypropylene (PP)
• Color Options: 5 distinct colors available