BLUE-181

Evans blue

C₃₄H₂₄N₆Na₄O₁₄S₄

Imipramine blue

Patent Blue

C₂₇H₃₃N₂O₇S₂

Cibacron Blue

C₂₉H₂₀ClN₇O₁₁S₃

Prussian blue(Radiogardase)

C₁₈Fe₇N₁₈

Blue crab

Isosulfan blue(Lymphazurin)

C₂₇H₃₃N₂O₆S₂

Methylene blue(Hyophen, Phosphasal, Provayblue, Proveblue, Urelle, Uribel, Urimar Reformulated Oct 2013, Urin DS, Urogesic Blue Reformulated Apr 2012, Ustell, Utira, Lumeblue (previously known as Methylthioninium chloride Cosmo), Methylthioninium chloride Proveblue, Lumeblue (previously Methylthioninium chloride Cosmo))

C₁₆H₁₈ClN₃S · Rx

Evan's Blue