Bel-Art F37110-0112 Stirring Bar. 38.1mm (about 1.5″) x 8mm.
Use this in combination with an Erlenmeyer Flask and Stir Plate to make a yeast starter. A stir plate… keeps yeast in constant contact with nutrients, encourages CO2 to off gas and continuously incorporates oxygen. All of that means higher cell counts.
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