# Using nylon caps to determine culture volumes

**URL:** <https://www.evolver.bio/t/using-nylon-caps-to-determine-culture-volumes/91>\
**Category:** Glassware / Consumables\
**Created:** [May 3, 2019, 10:50pm UTC](https://www.evolver.bio/t/using-nylon-caps-to-determine-culture-volumes/91 "2019-05-03T22:50:14Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![bgwong](https://yyz1.discourse-cdn.com/flex035/user_avatar/www.evolver.bio/bgwong/32/262_2.png) [@bgwong](https://www.evolver.bio/u/bgwong)\
**Post date:** [May 17, 2019, 6:38am UTC](https://www.evolver.bio/t/using-nylon-caps-to-determine-culture-volumes/91/2 "2019-05-17T06:38:11Z")

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Seems like batch variation in silicone tubing might cause issues for some tubing causing it to leak a bit. I would recommend using smaller tubing. Post edited accordingly.

[https://www.evolver.bio/t/tubes-leaking-at-vial/95](https://www.evolver.bio/t/tubes-leaking-at-vial/95)

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