Ulisem7 Pieces PTFE Magnetic Stirring Rods for Laboratory Mixers, Practical Tool for Scientists, Resistance

General Description: Ulisem magnetic bars are made of high-quality PTFE, offering exceptional resistance to low temperatures, wear, high temperatures, and chemical corrosion. They are ideal for stirring liquids in various fields such as scientific research, industry, agriculture, health, and medicine. Technical Specifications: Material: PTFE + permanent magnet; Weight: Approx. 30 g / 1.1 oz; Dimensions: 4 x 10 mm / 0.2 x 0.4 in; 8 x 15 mm / 0.3 x 0.6 in; 8 x 20 mm / 0.3 x 0.8 in; 8 x 25 mm / 0.3 x 1 in; 9 x 28 mm / 0.4 x 1.1 in; 10 x 30 mm / 0.4 x 1.2 in; 9 x 35 mm / 0.4 x 1.4 in; Contents: 7 magnetic bars; Other Information: Please allow 1-2 mm error due to manual measurement. Item color displayed in photos may be slightly different from the real thing.