Internal Screw Caps

from $26.00

Designed with a threaded neck on the inside of the tube with a silicone O-Ring. The internal threads ensure a secure and tight seal that prevents any leaks or contamination of the samples inside the tube. Additionally, the use of virgin-grade polypropylene ensures that the tubes are free from any contaminants or impurities that may interfere with the integrity of the sample.

These tubes are designed for short or long-term storage at cryogenic temperatures, making them an ideal choice for scientists working with biological samples, cell lines, and other sensitive materials.

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Designed with a threaded neck on the inside of the tube with a silicone O-Ring. The internal threads ensure a secure and tight seal that prevents any leaks or contamination of the samples inside the tube. Additionally, the use of virgin-grade polypropylene ensures that the tubes are free from any contaminants or impurities that may interfere with the integrity of the sample.

These tubes are designed for short or long-term storage at cryogenic temperatures, making them an ideal choice for scientists working with biological samples, cell lines, and other sensitive materials.

Designed with a threaded neck on the inside of the tube with a silicone O-Ring. The internal threads ensure a secure and tight seal that prevents any leaks or contamination of the samples inside the tube. Additionally, the use of virgin-grade polypropylene ensures that the tubes are free from any contaminants or impurities that may interfere with the integrity of the sample.

These tubes are designed for short or long-term storage at cryogenic temperatures, making them an ideal choice for scientists working with biological samples, cell lines, and other sensitive materials.