These # 6.5 rubber stoppers are 27-34 mm diameter with two 5 mm diameter holes. No. 6.5 rubber stoppers fit all 250 ml flasks, 500 ml Pyrex flasks, and 500 ml Florence flasks.
MORE INFORMATION BOX
CONTENTS TAB
SPECIFICATIONS TAB
CE-STOP06B
13990
My Science Perks
My Science Perks is FREE! Just place your order while logged in to your Home Science Tools account and you'll automatically earn up to 6% back when your order ships!
We want this item to be alive when you get it! Therefore, we need to
know when you'll be home to receive it (minimizing the package's
exposure to the elements). Please specify a delivery date, Wednesday
- Friday that's at least 7 days from today.
We get it. Science can be messy. But Home Science Tools' products and service can handle it.
Our products are durable, reliable, and affordable to take you from the field to the lab to the kitchen. They won't let you down, no matter what they're up against. Whether it's (over)eager young scientists year after year, or rigorous requirements that come once-in-a lifetime.
And if your science inquiry doesn't go as expected, you can expect our customer service team to help. Count on friendly voices at the other end of the phone and expert advice in your inbox. They're not happy until you are.
Bottom line? We guarantee our products and service won't mess up your science study—no matter how messy it gets.
