NMR (Nuclear Magnetic Resonance) tubes are precision engineered containers designed to securely hold samples for Nuclear Magnetic Resonance spectroscopy. This analytical technique is widely used for determining molecular structure and monitoring chemical reactions in research and quality control laboratories. Each tube is manufactured to provide exceptional clarity, roundness, and dimensional precision, which are essential for obtaining accurate and reproducible results. These tubes are slim, straight, and highly uniform to ensure compatibility with standard NMR spectrometers. Because the tube rotates during measurement, uniform wall thickness and perfect roundness help maintain balance and reduce signal distortion. Constructed from high quality borosilicate 3.3 glass, these tubes provide excellent chemical resistance, low thermal expansion, and high optical transparency for reliable performance. Common applications include molecular structure determination, or