These reusable Karter Scientific glass round bottom Test Tubes are made of 3.3 borosilicate glass to reduce pH changes and contaminants potentially leached from soda-lime glass. Including Size 11 Cork Stoppers
- Test Tubes: 25 X 200mm, 3.3 Borosilicate Glass
- Stoppers: Cork
- Volume: 70ml / 2.37oz
- O.D.: 25 mm is approx 0.984252 inches.
- Test Tubes: 25 X 200mm, 3.3 Borosilicate Glass
- Stoppers: Cork
- Volume: 70ml / 2.37oz
- O.D.: 25 mm is approx 0.984252 inches.