Foam Stopper (Autoclavable)

MoreBeer! Verified independent store

→

Due to high demand, the case of 100 is currently out of stock. Be the first to receive your items by placing a pre-order today. We will automatically ship this to you when we recei ve more inventory. Use this foam stopper with your Erelenmeyer flask when making a yeast starter. Aeration is an important aspect of making a strong, healthy starter. This is why we recommend using a stir plate, which provides continuous aeration. This foam stopper will allow air to flow freely into your flask while keeping pesky bugs and other contaminants out. A quick spray down with sanitizer is all you need. Suitable for flasks or other vessels with an inner diameter opening of 35-45mm (1-3/8" - 1-3/4"). Reusable Resists alcohols, bases, esters, and dilute acids Autoclavable up to 249°F (121°C). Show more