Rubber Corks / Rubber Stopper
Product Code : JA-CE-4317
The Rubber Corks / Rubber Stopper listing (SKU JA-CE-4317) covers tapered rubber stoppers for closing glass or plastic test tubes and Erlenmeyer (conical) flasks. They are made from high-quality rubber with low sulphur content and come in different sizes, either solid or bored with one or two holes for glass tubes and thermometers. These rubber stoppers for test tubes and flasks are everyday consumables in school and college chemistry laboratories, and JaincoLab supplies them in assorted quantities.
Specifications
The stoppers are made from high-quality grade rubber with low sulphur content, fit glass or plastic test tubes and Erlenmeyer flasks, and are available in different sizes as solid stoppers, one-hole stoppers or two-hole stoppers; individual top and bottom diameters are matched to your glassware on the quotation.
| Product | Rubber Corks / Rubber Stopper |
| SKU | JA-CE-4317 |
| Material | High-quality grade rubber, low sulphur content |
| Suitable for | Glass or plastic test tubes, Erlenmeyer flasks |
| Types | Solid (without hole), one hole, two holes |
| Sizes | Different sizes available |
Uses of rubber stoppers in the chemistry lab
Rubber stoppers seal glassware and hold inserted tubes: a solid stopper closes a test tube or flask for shaking or storage, a one-hole stopper carries a thermometer or delivery tube, and a two-hole stopper builds gas-generation and wash-bottle set-ups.
- Closing test tubes and conical flasks when shaking or storing solutions
- Fitting delivery tubes for collecting gases in school practicals
- Holding thermometers in boiling-point and distillation set-ups
- Making two-hole assemblies for gas generators and wash bottles
Scope of supply and ordering
The listing covers rubber stoppers in the sizes and hole patterns you select (solid, one hole or two holes). Glass tubing, thermometers and the glassware they fit are separate items, and accessories, spares and quantities are confirmed on the quotation.
MOQ, lead time and packing are confirmed on each quotation according to the sizes, quantities and delivery destination. Assorted packs for school laboratories, bulk quantities for colleges and education projects, and export orders to Africa, the Middle East and South and South-East Asia are supplied.
Frequently asked questions
Which glassware do the rubber stoppers fit?
They are made for glass or plastic test tubes and Erlenmeyer flasks, in different sizes.
Are bored stoppers available?
Yes, the stoppers are supplied solid, with one hole or with two holes.
What rubber are they made of?
High-quality grade rubber with low sulphur content.
Related products
Other bench consumables are listed in Chemistry Equipment and across the chemistry lab equipment range.
Request a quote
To order Rubber Corks / Rubber Stoppers, send the sizes, hole types, quantities and delivery destination through the JaincoLab contact page or email [email protected]. Tender and project enquiries can be sent through the tenders page.
