Stoppers

Items Details Price
Cork Stoppers, Superior GradeCork Stoppers, Superior Grade
(C5860)
Standard length, superior grade cork stoppers are the finest grade stopper available. XXXX quality. $34.92
Assorted Cork Stoppers, Superior GradeAssorted Cork Stoppers, Superior Grade
(C5870)
Superior grade natural cork stoppers, assorted sizes 6-14. $223.10
Solid Black Rubber StoppersSolid Black Rubber Stoppers
(R6200)
Solid, regular length. Black rubber. For all general laboratory and other uses. Dimensions in accordance with NBS specifications. Sold only by the pound. $15.52
One Hole Black Rubber StoppersOne Hole Black Rubber Stoppers
(R6220)
Same as R6200, except with one pre-drilled hole, regular length. For all general laboratory and other uses. Dimensions in accordance with NBS specifications. Sold only by the pound. $16.98
Two Hole Black Rubber StoppersTwo Hole Black Rubber Stoppers
(R6240)
Same as R6200, except with two pre-drilled holes, regular length. Solid regular length. Black rubber. For all general laboratory and other uses. Dimensions in accordance with NBS specifications. Sold only by the pound. $16.98
Solid Green Neoprene StoppersSolid Green Neoprene Stoppers
(R6280)
These neoprene toppers are the same physical dimensions as our black rubber stoppers, but can be used in areas where rubber would be attacked by reagents or solvents. Synthetic, neoprene stoppers contain no free sulfur and exhibit good resiliency and shelf-life. Withstand petroleum products and oils as well as most inorg... $20.37
One Hole Green Neoprene StoppersOne Hole Green Neoprene Stoppers
(R6300)
Pre-dilled with one hole. These stoppers are the same physical dimensions as our black rubber stoppers, but can be used in areas where rubber would be attacked by reagents or solvents. Synthetic, neoprene stoppers contain no free sulfur and exhibit good resiliency and shelf life. Withstand petroleum products and oils as ... $21.83
Two Hole Green Neoprene StoppersTwo Hole Green Neoprene Stoppers
(R6320)
Pre-dilled with two holes. These stoppers are the same physical dimensions as our black rubber stoppers, but can be used in areas where rubber would be attacked by reagents or solvents. Synthetic, neoprene stoppers contain no free sulfur and exhibit good resiliency and shelf life. Withstand petroleum products and oils as... $21.83
Twistit® White Rubber StoppersTwistit® White Rubber Stoppers
(R6360)
Versatile Twistit® rubber stoppers are four stoppers in one. These multipurpose stoppers offer versatility not available with conventional stoppers. Three simple twist-off seals permit easy conversion from a solid to a one, two or three-hole stopper for all your laboratory needs. Soft, resilient, natural, white rubber de... $16.49
PYREX® Solid Pennyhead Glass TS StoppersPYREX® Solid Pennyhead Glass TS Stoppers
(S6520)
These PYREX® solid glass pennyhead stoppers are generally used in flasks and separatory funnels. $11.94
KIMAX® Solid Glass Flask Length Pennyhead StoppersKIMAX® Solid Glass Flask Length Pennyhead Stoppers
(S6525)
KIMAX stopper used with flasks, mixing cylinders, separatory funnels, etc. Length of ground zone given below is for the outer member into which the stopper fits. Ground zone of stoppers is slightly longer. All stoppers are solid except stopper size 38. Designed from ASTM Specification E675. $10.28
PYREX® Hollow Glass ST StoppersPYREX® Hollow Glass ST Stoppers
(S6530)
These hollow glass PYREX® stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing replacement costs. A barrel-shaped head means it is easy to clean and even easier to rotate in or out. Grooves in the sides help prevent slippage. The flat top allows the stopper to stand on its head, ... $7.85