SG04-SG28 SG29-SG40

🔥 Borosilicate Glass Test Tubes – Built to Last! 🔥

Say goodbye to ordinary glass! Our borosilicate glass test tubes are engineered for superior performance in labs, schools, or home experiments.

Why choose them?
✅ High heat resistance – withstands rapid temperature changes (up to ~500°C) without cracking.
✅ Chemical durability – resists acids, bases, and solvents.
✅ Low thermal expansion – safe for direct heating over Bunsen burners.
✅ Crystal clear – easy to observe reactions.
✅ Reusable & eco-friendly – saves money and reduces waste.

Perfect for science projects, candle making, spice storage, or even propagating plant cuttings. Autoclavable and dishwasher safe too!