(Acid Blue 22; China Blue; Cotton Blue; Marine Blue V; Soluble Blue 3M, 2R; Water Blue)
C32H25N3O9S3Na2 F.W. 737.74 CAS #28631-66-5
Solubility: 50% Water; 0.0% Alcohol; 4.5% Cellosolve; 7.8% Glycol; 0.0% Xylene Used in connective tissue staining procedures to stain collagen. Used in differential staining. Snodgress el al., Lab Invest. 26:329, 1972.