Learn how to use this product LUNA Standard Beads: Standard beads to use with the LUNA II Automated Cell Counter for counting proof of principle. Yeast Viability Kit includes: - Propidium Iodide Stain for Yeast (1 x 0.5 mL) - Fluorescein Diacetate Stain (1 x 0.5 mL) - Cell Dilution Buffer (1 x 20 mL) - Fluorescence Signal Enhancer 1 (1 x 0.5 mL) FDA staining solution: Fluorescein Diacetate Stain for fluorescent staining of your cells. Products optimized for the LUNA-FL Automated Fluorescence Cell Counter: Calibration Beads Dilution buffer Fluorescence Signal Enhancer