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Air-Sensitive Glassware
Air-Sensitive Septa
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Schlenk-Type • Storage • Septa • Inert Gases & Equipment
Septa Accessories
On this page:
Natural rubber • Serrated rubber • Serrated silicone rubber
Natural rubber septa
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For use with:
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White rubber
Catalog Number
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Red rubber
Catalog Number
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11. 5mm NMR tubes
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12. 7mm o.d. glass tubing
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13. 8 or 9mm o.d. glass tubing
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14. 9 or 10mm o.d. glass tubing
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15. 13mm i.d. tubing
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16. S.T. 10/30 joints and small test tubes
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| 17. S.T. 14/20 joints* |
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18. S.T. 19/22 joints**
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| 19. S.T. 24/40 joints*** |
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| 10. Mixed set, 145 pieces with carryingbox, contains the following: 25 each of 1 to 3 above, 20 each of 4 and 6 above, 10 each of 7 to 9 above |
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* Also fits Aldrich 2, 4, and 8oz narrow-mouth bottles.
** Also fits Aldrich 10, 32, 40oz, and 1L narrow-mouth bottles, and 125mL and 1L Sure/Seal bottles.
*** Also fits Aldrich 64, 80oz, and 1gal narrow-mouth bottles.
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Serrated rubber septa
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Closure has a turnover flange molded to grip outside of container neck, promoting a double seal in conjunction with annular serrations on a hollow plug. Annular serrations depress themselves against the inside wall of the bottle neck, making each serration a suction sealing point.
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Fits container
neck i.d. (mm)
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For use with:
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White rubber
Catalog Number
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Red rubber
Catalog Number
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8.0
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10/30
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12.5
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14/20
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16.0
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Sure/Seal
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17.5
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19/22
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20.5
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24/40
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25.5
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29/42
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Serrated silicone rubber septa
Translucent silicone rubber septa that contains no pigments, waxes, or molding agents.
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Fits container
neck i.d. (mm)
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For use with:
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White rubber
Catalog Number
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8.0
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10/30
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12.5
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14/20
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16.0
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Sure/Seal
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17.5
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19/22
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20.5
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24/40
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25.5
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29/42
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