Borosil 5640009 - 25 ml Volumetric Flask Class A, Narrow Mouth, Clear, with Individual Calibration Certificate is a laboratory glassware that is designed to hold a certain volume at a particular temperature and indicates the nominal volume, tolerance, precision class, relevant manufacturing standard etc. it is very important to understand that for analysis which demands high precision, the selection of instruments is very vital In cases where precision analysis is expected, only high accuracy instruments give the desired results. Most sophisticated automatic instruments can deliver high precision results, only if the volumetric ware used to prepare samples is accurate. Volumetric Flasks are designed to give the best combination of thermal shock resistance, physical strength and resistance to chemical attack. They are made to withstand the demands of the modern laboratory and are particularly suitable for all glass apparatus assemblies. Available on EnvMart, these Laboratory Glasswares are crafted from high-quality materials using advanced techniques to ensure precision and durability. Borosil Glasswares are trusted for their accuracy and reliability, making them a preferred choice in laboratories for various scientific applications.