18 x 150 mm Graduated Borosilicate Test Tubes - Pack of 50

The 18 x 150 mm Graduated Borosilicate Test Tubes are built for high performance in educational and laboratory settings. Crafted from strong borosilicate 3.3 glass, these test tubes are autoclavable and can withstand high temperatures and chemical exposure. Their clear graduation marks every 0.5 ml and 25 ml capacity make them ideal for experiments requiring precise measurement and repeated heating. They are also designed with standard round bottoms and rims to ensure compatibility with va...

Educational benefits:

• Builds confidence in students using real laboratory equipment
• Enhances accuracy and technique in liquid measurement and mixing
• Encourages inquiry-based learning through experimentation

Classroom ideas:

• Measure and mix liquids during biology or chemistry investigations
• Use in heating experiments that demonstrate boiling points and solubility
• Practice serial dilution techniques in upper secondary labs

Specifications:

• Capacity: 25 ml
• Graduation Intervals: 0.5 ml
• Diameter: 18 mm
• Length: 150 mm
• Units: Pack of 50
• Material: Borosilicate 3.3 glass
• Suitable for autoclaving at 121 °C