Cell Counting Stains
The Trypan Blue Stain 0,4% is recommended for viability analysis with LUNA automated cell counters.
Erythrosin B is the safer alternative cell counting dye. In a comparison study with the LUNA II, erythrosine B shows similar results compared to trypan blue. As erythrosine B is known as a food coloring product, it is approved by the FDA, thus stated safe(r) for your health.