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Industrial & Scientific

Lab Stoppers


Rubber Stopper - Size 10 - Drilled

Rubber Stopper - Size 10 - Drilled Lowest new price: $2.21
Brand: RiteBrew

#10 rubber stopper.

Features:

  • Drilled to accept airlock or tubing.
  • Top diameter: 50mm, 1.97 inches. Bottom diameter: 42mm, 1.65 inches

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GSC International Stoppers, Cork, Size 0-11 (Set of 100)

GSC International Stoppers, Cork, Size 0-11 (Set of 100) Lowest new price: $13.41
List price: $20.95
Brand: GSC International

ETA hand2mind 18035 Cork Test Tube Stoppers are designed for lab and classroom use. The set of 100 assorted corks range from size 0 to 11.

Science education products incorporate applied math and science principles into classroom projects. Teachers in pre-K, elementary, and secondary classrooms use science education kits and products alongside science, technology, engineering, and math (STEM) curriculum to demonstrate STEM concepts and real-world applications through hands-on activities. Science education projects include a broad range of activities, such as practical experiments in engineering, aeronautics, robotics, energy, chemistry, physics, biology, and geology.

ETA hand2mind develops educational and supplemental materials for teaching math, science, reading/language arts for pre-kindergarten through grade 12 students. The company, founded in 1968, is headquartered in Vernon Hills, IL.

Features:

  • Cork test tube stoppers for lab and classroom use
  • Set of 100
  • Assorted sizes 0 to 11

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United Scientific RSTPK4 Rubber Stopper, 2 to 8 Sizes Assortment, 2-Holes

United Scientific RSTPK4 Rubber Stopper, 2 to 8 Sizes Assortment, 2-Holes Lowest new price: $6.19
List price: $6.19
Brand: United Scientific Supplies
Model: RSTPK4

Convenient assortments of various sizes of rubber stoppers in 1-lb. bags.

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36 Rubber Stoppers Assortment: 1lb:6 Szs 3 Types

36 Rubber Stoppers Assortment: 1lb:6 Szs 3 Types Lowest new price: $16.95

Offered for sale is a nice selection of 36 excellent quality black rubber stoppers (One Pound). These 36 stoppers are a great buy. Rubber stoppers can be used for science, in the lab, in the kitchen, in the home, or for decoration. These sizes can be used for bottles, tubs, test tubes, flasks or whatever needs to be stopped up!!! You get all the popular sizes with and without holes. The picture shows the three styles of stoppers that are available in each size. The picture is for clarification only. The title and description represent what you are buying.

Features:

  • 1 pound rubber assortment consists of: #1 - 4, #2 - 2, #3 - 2, #4 - 2, #5 - 1, #6 - 1. One Hole Stoppers: #1 - 5, #2 - 2, #3 - 2, #4 - 2, #5 - 1, #6 - 2. Two Hole Stoppers: #1 - 4, #2 - 2, #3 - 2, #4 - 2, #5 - 1, #6 - 2.
  • 36 rubber stoppers (1 lb.)

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Herco Black Rubber One-Hole Stopper (Size 7)

Herco Black Rubber One-Hole Stopper (Size 7) Lowest new price: $3.00
Brand: Herco

Herco Rubber Stoppers stay pliable over a long period and withstand rigorous conditions without hardening. Perfect for demanding sealing applications, industrial, lab, marine and household uses. Also used for heavy-duty equipment isolation applications.

Features:

  • Multipurpose Black rubber molded 1-hole stopper
  • 37mm dia top / 30mm bottom / 25mm high (Size 7)
  • Standard size for lab, household and industrial use
  • Buy one or buy a dozen and save on shipping!
  • Image is representative - proportions vary with size


United Scientific Stoppers, Rubber, Size 0-8 (Set of 66)

United Scientific Stoppers, Rubber, Size 0-8 (Set of 66) Lowest new price: $21.60
List price: $31.95
Brand: United Scientific Supplies

ETA hand2mind 18036 Rubber Test Tube Stoppers are designed for lab and classroom use. Rubber stoppers are more durable than cork, and are less likely to disintegrate and leave debris inside the tube. The set of 66 assorted rubber stoppers range from size 0 to 8 and includes 20 solid-top stoppers, 27 one-hole stoppers, and 19 two-hole stoppers.

Science education products incorporate applied math and science principles into classroom projects. Teachers in pre-K, elementary, and secondary classrooms use science education kits and products alongside science, technology, engineering, and math (STEM) curriculum to demonstrate STEM concepts and real-world applications through hands-on activities. Science education projects include a broad range of activities, such as practical experiments in engineering, aeronautics, robotics, energy, chemistry, physics, biology, and geology.

ETA hand2mind develops educational and supplemental materials for teaching math, science, reading/language arts for pre-kindergarten through grade 12 students. The company, founded in 1968, is headquartered in Vernon Hills, IL.

What’s in the Box?

  • Rubber stoppers, solid top (20)
  • Rubber stoppers, one-hole (27)
  • Rubber stoppers, two hole (19)

Features:

  • Rubber test tube stoppers for lab and classroom use
  • Set of 66 solid, one- and two-hole stoppers
  • Assorted sizes 0 to 8

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SEOH Rubber Stopper Solid 5pk #8

SEOH Rubber Stopper Solid 5pk #8 Lowest new price: $3.05
Brand: SEOH

This multi-use #8 rubber stopper is made from solid black rubber. The diameter across the top is approximately 40mm. Generally the taper reduces diameter from 4-8mm at the bottom of the stopper depending on the stopper size with the smaller stoppers tapering the least. Sold in packs of 5. These are new and unused.

Features:

  • Stopper # 8
  • Top Diameter (mm) 40
  • MaterialBlack Rubber
  • Type Solid
  • Sold As PK/5

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SEOH Rubber Stopper Solid ea #10

SEOH Rubber Stopper Solid ea #10 Lowest new price: $0.93
Brand: SEOH

This multi-use #10 rubber stopper is made from solid black rubber. The diameter across the top is approximately 49mm. Generally the taper reduces diameter from 4-8mm at the bottom of the stopper depending on the stopper size with the smaller stoppers tapering the least. Sold in eaches. These are new and unused.

Features:

  • Stopper # 10
  • Top Diameter (mm) 49
  • MaterialBlack Rubber
  • Type Solid
  • Sold As Each

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SEOH Rubber Stopper Solid 5pk #00

SEOH Rubber Stopper Solid 5pk #00 Lowest new price: $0.50
Brand: SEOH

This multi-use #00 rubber stopper is made from solid black rubber. The diameter across the top is approximately 15mm. Generally the taper reduces diameter from 4-8mm at the bottom of the stopper depending on the stopper size with the smaller stoppers tapering the least. Sold in packs of 5. These are new and unused.

Features:

  • Stopper # 00
  • Top Diameter (mm) 15
  • MaterialBlack Rubber
  • Type Solid
  • Sold As PK/5

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SEOH Rubber Stopper Solid Individual #4

SEOH Rubber Stopper Solid Individual #4 Lowest new price: $0.45
Brand: SEOH

This multi-use #4 rubber stopper is made from solid black rubber. The diameter across the top is approximately 25mm. Generally the taper reduces diameter from 4-8mm at the bottom of the stopper depending on the stopper size with the smaller stoppers tapering the least. Sold as Each. These are new and unused.

Features:

  • Stopper # 4
  • Top Diameter (mm) 25
  • Material Black Rubber
  • Type Solid
  • Sold as Each

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