Feature(may vary by option.)
●14/20 Joint Hollow glass stopper;
●Borosilicate Glass, low expansion rate, high strength, high hardness, high temperature resistance and resistance to 200 ℃ temperature difference.
●High light transmittance, high chemical stability, acid and alkali resistance.
●Easy to clean and rotate in or out. Grooves in the sides help prevent slippage,Reusable High quality.
●Use the hollow glass stoppers to seal lab glassware such as flasks, separatory funnels, cylinders.
[19 & 22 Joint]
[45 & 50 Joint]
[34 & 45 Joint]
[29 & 42 Joint]
[24 & 40 Joint]
[14 & 20 Joint]
Description
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