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

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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.

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