🔬 Elevate Your Experiments with Precision! 0.2 mm wall thickness for reliable performance. Ideal for labs, research, and educational purposes. Pack of 100 ensures you never run out. 1.5 mm-1.8 mm OD for a perfect fit. Designed for accurate melting point determination. 2.3 cm length 17.1 cm height 0.029 kg weight The Corning 9530-1 Pyrex Capillary Melting Point Tube is a high-quality laboratory tool designed for accurate melting point determination. With both ends open and a durable 0.2 mm wall thickness, these tubes come in a convenient pack of 100, making them perfect for labs, research, and educational settings. Their optimal dimensions of 1.5 mm-1.8 mm OD ensure a perfect fit for your experiments.