Glass Round Bottom Test Tubes, 20 mm OD X 150 mm Length, 20-50 Packs

The individual packing is perfect, so far we have not received any damaged product. One thing we would like to see improved is the shipping method.
We buy a minimum of 200 units at a time and they are being shipped in three separate packages which don't arrive simultaneously. Ideally, we'd like to see large bulk orders shipped in one master carton.

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.