Established as a dependable compound in analytical and synthetic chemistry, these screw-cap sample vials, specifically of borosilicate glass, are an essential component in the field. Known for their clarity and resistance to thermal shock, they provide an ideal container for storing and transporting samples securely. The black phenol resin cap ensures light protection, while the absence of a hole and inclusion of a rubber stopper facilitate leak-free storage. These vials, with their black phenol resin cap without a hole and rubber stopper, are indispensable additions to any laboratory's inventory within the category of sample bottles and supplies.

• Category: Screw-cap sample vials