You Searched For: VWR International

With a high material purity, rubber stoppers and bungs are lightweight options to seal containers or apparatuses. Solid styles do not permit any gas exchange in order to protect ultra-sensitive contents, while holed options support unexposed processing. Retaining the characteristic softness even under testing conditions, solid rubber stoppers are often autoclavable for repeated use. The inserting closures are available in any diameter size to securely fit any desired equipment including test tubes.

With a high material purity, rubber stoppers and bungs are lightweight options to seal containers or apparatuses. Solid styles do not permit any gas exchange in order to protect ultra-sensitive contents, while holed options support unexposed processing. Retaining the characteristic softness even under testing conditions, solid rubber stoppers are often autoclavable for repeated use. The inserting closures are available in any diameter size to securely fit any desired equipment including test tubes.


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Description: Low in free sulfur. Size 7 with 5mm diameter hole. Diameter of top: 37mm. Diameter of bottom: 30mm. Length: 25mm.
Catalog Number: 59581-323
Supplier: VWR International

Small Business Enterprise


Description: High resiliency, pure gum. Less free sulfur (1/4%) and lower density than standard black rubber stoppers. Added hole facilitates laboratory usage. Size: 0. Diameter of top: 17mm. Bottom: 13mm. Hole diameter: 3mm.
Catalog Number: 59584-117
Supplier: VWR International

Small Business Enterprise


Description: High resiliency, pure gum. Less free sulfur (1/4%) and lower density than standard black rubber stoppers. Added hole facilitates laboratory usage. Size: 9. Diameter of top: 45mm. Bottom: 37mm. Hole diameter: 5mm.
Catalog Number: 59584-296
Supplier: VWR International

Small Business Enterprise


Description: Low in free sulfur. Size 14 with 5mm diameter hole. Diameter of top: 90mm. Diameter of bottom: 75mm. Length: 39mm.
Catalog Number: 59581-582
Supplier: VWR International


Description: High percentage of pure rubber; weigh less than neoprene; low in free sulfur (1/2%). Size: 10.5. Diameter of top: 53mm. Diameter of bottom: 45mm. Length: 25mm.
Catalog Number: 59580-400
Supplier: VWR International


Description: Twistit*. Three twist-off seals permit easy conversion from a solid to a one, two or three-hole stopper. Soft, resilient, natural, white rubber withstands repeated autoclaving. Size: 9.
Catalog Number: 59586-163
Supplier: VWR International

Small Business Enterprise


Description: Contain no free sulfur and exhibit good resiliency. Withstand petroleum products and oils as well as most inorganic acids and bases. Size: 4. Diameter of top: 26mm. Bottom: 20mm. Length 25mm.
Catalog Number: 59589-198
Supplier: VWR International

Small Business Enterprise


Description: Low in free sulfur. Size 5 with 5mm diameter hole. Diameter of top: 27mm. Diameter of bottom: 23mm. Length: 25mm.
Catalog Number: 59581-243
Supplier: VWR International


Description: Twistit*. Two twist-off seals permit easy conversion from a solid to a one or two-hole stopper. Soft, resilient, natural, white rubber withstands repeated autoclaving. Size: 3.
Catalog Number: 59586-157
Supplier: VWR International

Small Business Enterprise


Description: VWR* Black Rubber Stoppers, Solid High percentage of pure rubber; weigh less than neoprene; low in free sulfur (1/2%). Size: 00. Diameter of top: 15mm. Diameter of bottom: 10mm. Length: 25mm.
Catalog Number: 59580-069
Supplier: VWR International

Small Business Enterprise


Description: Low in free sulfur. Size 8 with 5mm diameter holes. Diameter of top: 41mm. Diameter of bottom: 33mm. Length: 25mm.
Catalog Number: 59582-326
Supplier: VWR International

Description: Pure gum. Contain less free sulfur (1/4%) and are less dense than standard black rubber stoppers. Withstand repeated autoclaving. Size: 9. Diameter of top: 45mm. Bottom: 37mm. Length: 25mm.
Catalog Number: 59583-340
Supplier: VWR International

Small Business Enterprise


Description: Low in free sulfur. Size 14 with 5mm diameter holes. Diameter of top: 90mm. Diameter of bottom: 75mm. Length: 39mm.
Catalog Number: 59582-541
Supplier: VWR International

Small Business Enterprise


Description: High resiliency, pure gum. Less free sulfur (1/4%) and lower density than standard black rubber stoppers. Added hole facilitates laboratory usage. Size: 7. Diameter of top: 37mm. Bottom: 30mm. Hole diameter: 5mm.
Catalog Number: 59584-252
Supplier: VWR International

Small Business Enterprise


Description: Contain no free sulfur and exhibit good resiliency. Withstand petroleum products and oils as well as most inorganic acids and bases. Size: 11. Diameter of top: 56mm. Bottom: 48mm. Length 25mm.
Catalog Number: 59589-336
Supplier: VWR International


Description: Pure gum. Contain less free sulfur (1/4%) and are less dense than standard black rubber stoppers. Withstand repeated autoclaving. Size: 3. Diameter of top: 24mm. Bottom: 18mm. Length: 25mm.
Catalog Number: 59583-227
Supplier: VWR International

Small Business Enterprise


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