eCl@ss 32119211
Mixed set contains:
25 each of the septa for 5 mm NMR tubes; 7 mm O.D. glass tubing; and 8 or 9 mm O.D. glass tubing
20 each of the septa for 9 or 10 mm O.D. glass tubing; and 10/30 joints and small test tubes
10 each of the septa for 14/20 joints; 19/22 joints; and 24/40 joints
material | red rubber |
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