These precision capillary melting point tubes are essential tools for accurate melting point determination in laboratory settings. Each tube features a consistent diameter of 0.9-1.1mm and open ends on both sides, allowing for smooth sample loading and reliable results. The pack includes 500 pieces, providing ample supply for multiple testing sessions. These tubes are designed for use with standard melting point apparatus, making them compatible with most laboratory equipment. Their uniform dimensions and clean construction help ensure reproducible results in your analytical work. Perfect for chemistry labs, quality control facilities, and research institutions where precise melting point measurements are crucial for substance identification and purity assessment.