Magnetic stir bar for bacterial cultures, diameter 70 mm

Suitable for My Ferm II & III. Overcomes the increased stirring distance even with double-walled fermentation vessels. Sufficiently large for 10 litre vessels. According to DIN, 1/3 of the vessel diameter. Dimensions: (DxL) Ø 39 x 70 mm Magnetic stirring rod super strong, made of high-energy magnetic material (SmCo, PTFE-coated), Triangular contour for more mixing effect at lower speeds. FDA-compliant more