Cell Counting  > Consumables & Accessories  > Cell Counting Reagents
Methylene Blue Stain, 0.02%

Methylene Blue Stain is a vital dye used to assess yeast viability. Viable cells with intact cell membrane are not stained, remaining colorless. Non-viable cells are stained blue.

Compatible Instruments
LUNA-FX7™ Automated Cell Counter


Molecular formulaC16H18CIN3S·xH2O
Molecular weight319.85 g/mol
AppearanceBright Blue liquid
Cell permeabilityMembrane impermeant


Ordering Information

Cat #DescriptionQty
L13004 Methylene Blue Stain, 0.02%2 x 1 mL