2L Erlenmeyer Flask [Yeast Starters]
American Educational Borosilicate Glass (Bomex) 2,000mL Erlenmeyer Flask
Use for yeast starters [See: StirStarter | Yeast Starters & Fermentation] to increase cell counts, have better and more vigorous fermentations.
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American Educational Borosilicate Glass (Bomex) 2,000mL Erlenmeyer Flask
Also: Magnetic Stir Bar | StirStarter Stir Plate | Yeast Starters and Fermentation Resources
I just bought two of these from amazon and made my starter right on the gas stove. I went a little light on the heat so it took a while, but the flask worked as advertised.