Cell Counting  > Consumables & Accessories  > Cell Counting Reagents
Erythrosin B Stain

Erythrosin B Stain is a nontoxic and safe vital dye used to assess cell viability. Viable cells have intact cell membranes and are not stained, remaining colorless. Nonviable cells are stained red. Erythrosin B Stain is used with the LUNA™ family of cell counters for brightfield cell counting.

Compatible Instruments
LUNA-II™ Automated Cell Counter
LUNA-FL™ Automated Cell Counter
LUNA-FX7™ Automated Cell Counter


Molecular formulaC20H8I4O5
Molecular weight835.89 g/mol
AppearanceRed-orange liquid
Cell permeabilityMembrane impermeant
StorageRoom temperature


Ordering Information

Cat #DescriptionQty
L13002Erythrosin B Stain2 x 1 mL