This product is a Tianbo Class A overchecked white volumetric flask from Canrd, designed for precise liquid measurement and standard solution preparation in analytical and research laboratories. Manufactured to meet Class A accuracy specifications, each flask undergoes an additional verification process to ensure reliability and consistency in volume delivery. Available in a wide range of capacities from 5 ml to 1000 ml, including convenient multi-pack configurations, these volumetric flasks support flexible use across various experimental scales. The clear white glass construction provides easy visibility of meniscus levels, facilitating accurate filling. Commonly employed in fields such as chemistry, pharmaceuticals, environmental testing, and materials research, these flasks are suitable for routine dilution, calibration, and sample preparation tasks requiring dependable volumetric precision.