Discover precision and reliability with the HB Instrument Company Plain Form Specific Gravity Hydrometers 50520. Designed for accurate measurements of specific gravity in liquids, this hydrometer features a clear, easy-to-read scale that ensures you get precise readings every time. Crafted from high-quality glass, it offers durability and resistance to chemical reactions. Ideal for laboratories, educational settings, and industrial applications, this hydrometer is a must-have tool for anyone needing dependable liquid density measurements. Elevate your testing capabilities with this essential instrument!