This non-sterile 70mL PYREX® VISTA™ test tube is well annealed, resistant to heat, and chemically stable. Cylindrical tube measures 25mm x 200mm. Tube does not have a blue marking spot. Round bottom style with a beaded rim that is fire-polished. Non-Sterile. Reusable. Not Self Standing. Material: Borosilicate Glass Code 7740. Capacity: 70mL. Tube Style: Test. Tube Shape: Cylindrical. Bottom Style: Round. Top Style: Beaded Rim. Graduations: No. Cap Style: No Cap. Stopper Style: No Stopper. Outer Diameter: 25mm. Length: 200mm. Corning® #: 70800-25X.