20x150mm Borosilicate Glass Test Tubes With Cork Stoppers - 36ml Capacity Science Lab Set

Science enthusiasts, students, and DIY experimenters - this set of 20 borosilicate glass test tubes is exactly what you need for your projects!

Made from high-quality 3.3 borosilicate glass, these tubes are way better than regular soda-lime glass because they resist thermal shock and won't leach contaminants that could mess with your experiments.

Each tube measures 20x150mm with a 36ml capacity, making them perfect for everything from chemistry experiments and biology samples to creative crafts and homemade beauty products.

The included cork stoppers fit snugly to protect your contents from contamination and spills.

Borosilicate glass is the professional choice - it reduces pH changes and stands up to heating and cooling way better than cheaper alternatives.

Whether you're setting up a home lab, teaching science to kids, working on school projects, or just need quality glassware for your hobbies, these test tubes deliver professional performance without the professional price tag.

The clear glass lets you easily observe reactions and contents, and the uniform size makes them perfect for organized experiments.

They're also great for organizing small items like beads, spices, or essential oils if you're into crafting.

Karter Scientific is a trusted name in lab equipment, and these tubes live up to their reputation for quality.

Just remember to handle with care like any glassware, and you'll have reliable test tubes that will serve you well for countless experiments and projects.