Fisher Anatomical Sav-It Tube Closure (1000/PK)

Yes, these closures are specifically engineered to be puncture-ready, allowing for through-cap sampling when used with closed-tube instrumentation systems.

Absolutely. These closures are highly versatile and compatible with a wide range of vessels, including test tubes, centrifuge tubes, and evacuated blood drawing tubes that measure between 10 mm and 13 mm in diameter.

The closures feature a smart, flexible design that allows them to be used in two ways: you can insert them inside the tube for a snug fit or place them over the rim depending on your specific laboratory protocol or vessel type.

Yes, they are designed with a firm, precision-fit construction that creates a highly effective, leak-resistant seal to maintain sample integrity and protect laboratory staff.

These specific Sav-It tube closures are provided as non-sterile units. Please ensure they are appropriate for your specific laboratory’s sterility requirements before use.

Yes, they are precisely engineered to fit a diameter range of 10 mm to 13 mm, covering the most common standard test and blood drawing tubes.

Yes, the Sav-It closures are constructed from a durable polymer material designed to withstand standard laboratory protocols, including use in centrifuge procedures and routine sample storage.

The vibrant yellow color serves a functional purpose, providing high visibility for easier sample identification, sorting, and organization within busy laboratory environments.

Each package contains 1000 individual closures, making them an efficient choice for high-volume laboratory settings.

These caps are designed for secure containment. While ideal for routine processing and diagnostic workflows, the leak-resistant seal helps maintain integrity for standard laboratory storage protocols.