Glass Round Bottom Test Tubes, 20 mm OD X 150 mm Length, 20 Packs

For the price, these glass round bottom test tubes are an amazing value. They are durable, reliable, and a must-have for any laboratory.

These glass round bottom test tubes are perfect for use in classrooms or laboratory demonstrations. They hold up well to frequent handling and look professional.

These test tubes are made of high-quality glass and are incredibly sturdy. They are perfect for use in any laboratory, ensuring safety during experiments.

These test tubes are durable and reusable, making them a great choice for long-term laboratory use. They hold up well even after multiple uses.

These round bottom test tubes are ideal for heating and boiling liquids. The glass is heat-resistant and holds up well under high temperatures.