Lab Glass Stopper 24/40 5PCS
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The glass is composed of borosilicate.
Selected User Reviews For Lab Glass Stopper 24/40 5PCS
Keep them safe by not letting them come in contact with anything. As they are hollow, they are extremely fragile, and almost something that will shatter with just a little One is left on my shelf and I didn't get the chance to use any of it. Rolling into each other caused two to break.
A great seal, perfect for cleaning. The fact that it is a closed stopper rather than an open end is especially appreciated. This purchase has been a good buy for me.
The mate quality was excellent, and it's It has been many years since I dropped something on my concrete/tile floors, and none of them have been damaged. Will not over tighten under vacuum, even without grease, and even when physically pressed downward! I always have it come back off! It is very reasonably priced.
The connection is nice and stable.
It is exactly as it is indicated. It's a beautiful joint, but the joints are HOLLOW, so be careful if you need a solid stopper that carries more weight. I think they will be perfect for my purposes. The package also contained a set of metal clips (admittedly an unexpected inclusion). It was good to buy spares again!.
As expected, they did what they were supposed to. There was minimal leakage while they were working.
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