Conical ground joint stoppers, borosilicate glass 3.3
Product number:
4668864
Manufacturer:
BRAND GMBH + CO.KG
Packaging information:
Weight:
0.003 kg
Description
Amber, honed.
Properties
| Colour: | Brown |
|---|---|
| Ground size: | NS12/21 |
| Manufacturer Article Number: | 144672 |
| Material: | Boro 3.3 |
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Acc. to DIN 12252, form C.
For closing glassware such as ground flasks or laboratory bottles. DG-joint quality.
Glass stopper for tight sealing of standard ground vessels, DIN 12 252.
Stoppers manufactured to DIN standard 12242 ensuring an effective seal, even on non-standard surfaces.
Manufactured from borosilicate glass 3.3 which is resistant to heat and almost all chemicals. They meet the highest quality standards according to DIN 12252. Lower closed end of stopper features a "drip-tip" to ensure adhered liquid is returned to the flask. Hexagonal flat head prevents the stopper from rolling and allows stopper to be stood on end preventing contamination of the ground surface.
Hollow, with sealing rings and square grip. Autoclavable (121 °C).
For closing glassware with standard ground joints. The drip tip ensures that adhering liquid flows back into the glassware. Hexagonal shape prevents the stopper from rolling away. Acc. to DIN 12252.
