Test Tube Long
Product Code : JL-LEP-10279
The Test Tube Long (SKU JL-LEP-10279) is a borosilicate test tube for small-scale reactions, heating and observation. It is a finger-like length of clear, bubble-free borosilicate glass, open at the top with a rounded lip and closed with a rounded U-shaped bottom. The tube is 16 mm in diameter and 150 mm long, holds 20 mL and has a heavy, uniform wall of 1.3 to 1.4 mm, which suits direct heating over a burner. It is reusable. JaincoLab supplies it as per DepEd guidelines.
Specifications
The tube is specified by shape, glass, size and wall: open top with rounded lip and U-shaped bottom, clear borosilicate with rim, 16 mm diameter, 150 mm long, 20 mL and a heavy uniform 1.3-1.4 mm wall.
| Product | Test Tube Long |
| SKU | JL-LEP-10279 |
| Shape | Open top with rounded lip; rounded U-shaped bottom |
| Material | Borosilicate, clear, bubble-free glass, with rim |
| Diameter | 16 mm |
| Wall thickness | 1.3 - 1.4 mm, heavy and uniform |
| Length | 150 mm |
| Capacity | 20 mL |
| Reusability | Reusable |
| Specification reference | As per DepEd guidelines |
Applications of the borosilicate test tube
The test tube is the basic reaction vessel of school chemistry and biology. Typical uses are:
- Running small-scale chemical tests
- Heating small amounts of solids and liquids over a burner
- Observing colour changes and precipitates
- Holding samples in a rack for comparison
Scope of supply and ordering
Each unit is one 16 x 150 mm borosilicate test tube, as described in the specification table. Racks, holders, brushes and stoppers are separate items.
Minimum order quantity, packing and lead time are confirmed on the quotation for the quantity and destination, with glassware packed for transit.
Frequently asked questions
What size is the Test Tube Long?
16 mm diameter and 150 mm long, holding 20 mL.
Can it be heated directly?
It has a heavy, uniform borosilicate wall of 1.3-1.4 mm suited to heating.
Is it reusable?
Yes. It is a reusable borosilicate test tube with a rim.
Related products
Items used with test tubes:
Browse Laboratory Equipment Products or the JaincoLab chemistry lab equipment range.
Request a quote
To order the Test Tube Long, send the quantity and delivery destination through the JaincoLab contact page or email [email protected]. Institutions and contractors buying under a tender can also reach us via the tenders page.
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