About this item Accuracy & Calibration: class A volumetric flask with a single etched calibration mark for analytical-grade volumetric measurements tolerance ±0.02 ml for precise solution preparation Material & Manufacture: hand-blown borosilicate glass construction with a fitted glass stopper engineered for dimensional stability and chemical inertness Volume Range & Pack: available in 10 ml, 25 ml, 50 ml, 100 ml, 250 ml, 500 ml and 1000 ml sizes sold as 1 pack to fit bench-scale analytical workflows Low-Actinic Amber Protection: low-actinic amber glass minimizes UV and visible light transmission to protect photosensitive reagents and standards from photodegradation Usage, Care & Support: not intended for prolonged storage or direct heating despite 200 °C short-term thermal resistance clean by manual washing avoid thermal shock StonyLab quality guarantee contact us for any transit damage or defects
