C25H30N3Cl
M.W,: 407.98

Crystal violet is used as an active component, primary stain, of Gram stain for differentiation of Gram-negative versus Gram-positive bacteria. It has been also used to determine cell viability. It has been used in the staining of cells for the quantification of cellular migration and invasion.

Solubility: 50g/L in water at 27°C.