Crafted from premium PTFE, our beaker guarantees resistance to acids alkalis, perfect for deming lab experiments The advanced inwall design, with its lubricated non-sticky surface, enhances clarity, strength, resistance to heat chemicals, creating an optimal scientific workspace Engineered for exceptional durability, our beaker withsts high temperatures, ensuring reliability in diverse laboratory settings Tailored for educational excellence, it serves as vital teaching equipment, fostering scientific discovery Choose from versatile size options50ml, 100ml, 250mlproviding flexibility for various experiments Features: 1 The beaker is resistant to acid base,suitable for different needs 2 The inwall of the beaker is lubricated not sticky 3 The beaker can withst high temperature is resistant 4 Very suitable for using in laboratory for experiment 5 We provides three different size beaker of different volume to meet your needs Specification: Material: PTEE Height: 9 5cm\/3 74in(250ml) 7cm\/2 76in(100ml) 5 2cm\/2 05in(50ml) Package List: 1Beaker