The ESAW Delivery Tube is made from high-quality borosilicate glass, offering excellent heat resistance and chemical durability for a wide range of laboratory applications. Its clear glass design allows easy visibility of reactions, making it a trusted choice for chemistry classrooms, medical col...

The **ESAW Convection Tube** is a precision-designed **educational apparatus** specifically used to clearly demonstrate the concept of **heat convection in water**. Manufactured from **clear, durable borosilicate glass**, this round-head tube ensures excellent **durability, crack resistance**, an...

The ESAW Blue Cobalt Glass is precision-engineered for optical experiments, chemistry labs, and scientific research applications. Manufactured from high-quality cobalt-infused material, it delivers heat resistance, high clarity, durability, and chemical stability. Its square shape with smooth sur...