Ks-Tek Sterile Empty Vials with Self Healing Injection Port,with Flip Off Aluminum Cap,Sterile Package (5ml,10)

The KS-Tek 10 mL individually wrapped sterile vials meet professional lab handling standards with excellent consistency and build quality. Each vial arrives individually sealed, maintaining sterility integrity and minimizing contamination risk during storage and staging. The borosilicate glass construction is uniform in wall thickness, free from visual defects, and demonstrates solid structural durability under standard laboratory handling conditions. The butyl rubber stoppers are well-centered and properly seated, providing reliable reseal performance after multiple needle punctures without excessive coring or fragmentation. Crimp seals are evenly applied with consistent compression, ensuring secure closure and pressure stability. Volume calibration appears accurate and repeatable across units, and the interior surface is clean with no visible particulate or residue. All units inspected were free of cracks, chips, or sealing irregularities. For laboratory, research, or controlled compounding applications requiring sterile 10 mL containment, these vials provide dependable quality control and professional-grade reliability.

Use these for reconstitution after filtering and like the vial a lot. It is one of the only brands that actually passed sterility and is easily accessible.

I mean, how do you really review products like this? I bought them for what I needed. They worked absolutely perfectly. I had no problem with them.

Great product. Perfectly as described!

Product as described.

GOOD

Satisfied with the quality. Also the size is just like i wanted

i needed one, bought 3 boxes which has worked out well. as i am studying biology, and botany, im using these for sterile cultures and i never expected to be doing that, but it works.