Borosilicate VWR 60825-406 Glass Disposable Culture Tubes, 5 mL

These tubes are chemically clean and well-suited for general use in chemistry, blood banks, hematology, and other laboratory procedures. Made of borosilicate glass 7.0 Fire-polished top Well-rounded bottoms Shrink-film sealed to prevent contamination Each tube is annealed at temperatures over 426.7 °C (800 °F) to increase strength and reduce breakage. Tubes are packed in lint-free packaging and are shrink-film sealed to prevent any contamination from outside sources. Tubes feature smooth, well-rounded bottoms with no irregularities. Tops are fire-polished to eliminate rough edges.