2 Hole Rubber Stopper
Product Code : JA-CE-8488
The 2 Hole Rubber Stopper (SKU JA-CE-8488) is a tapered rubber stopper bored with two holes, so two fittings, such as a thistle funnel and a delivery tube, can pass through the same stopper. It is listed in three sizes with top diameters of 21, 23 and 26.5 mm. These two-hole rubber stoppers are used in school and college chemistry practicals for gas-generation apparatus, wash bottles and filtration set-ups, and JaincoLab supplies them in assorted quantities.
Specifications
Each stopper has two holes and is listed by bottom diameter x top diameter x length: 15 x 21 x 22 mm, 21 x 26.5 x 27.5 mm and 19 x 23 x 24 mm; the hole diameters and spacing and the rubber grade are confirmed on the quotation.
| Product | 2 Hole Rubber Stopper |
| SKU | JA-CE-8488 |
| Type | Two-hole rubber stopper |
| Size 1 (bottom x top x length) | 15 x 21 x 22 mm |
| Size 2 | 21 x 26.5 x 27.5 mm |
| Size 3 | 19 x 23 x 24 mm |
Uses of two-hole rubber stoppers
A two-hole stopper lets one tube bring something into a flask while the other lets something out, which is the arrangement used in gas-generation apparatus with a thistle funnel, in wash bottles and in suction filtration and gas-washing set-ups.
- Gas-generation apparatus with thistle funnel and delivery tube
- Making wash bottles and gas-washing bottles
- Suction filtration flasks with inlet and outlet tubes
- Apparatus that needs a thermometer and a tube in one flask
Scope of supply and ordering
The listing covers two-hole rubber stoppers in the sizes selected. Glass tubing, funnels and other stopper types are separate items, and quantities per size are confirmed on the quotation.
MOQ, lead time and packing are confirmed on each quotation according to the sizes, quantities and delivery destination. Stoppers are supplied to schools, colleges and laboratories and with kits for education projects, including export orders to Africa, the Middle East and South and South-East Asia.
Frequently asked questions
Which sizes are available?
15 x 21 x 22 mm, 19 x 23 x 24 mm and 21 x 26.5 x 27.5 mm (bottom x top x length).
How many holes does it have?
Two holes.
What are the hole diameters?
Hole sizes are not stated in the product data; send the outside diameter of your tubes and they are confirmed on the quotation.
Related products
Stoppers and bench consumables are listed under Chemistry Equipment; browse all chemistry lab equipment for more.
Request a quote
To order 2 Hole Rubber Stoppers, send the sizes, quantities and delivery destination through the JaincoLab contact page or email [email protected]. For tender or project supply, see our tenders page.
