Acid Blue 9 CAS# 2650-18-2

Acid Blue 9 is a blue purple powder. It is easily soluble in water, as well as its solubility in water (90 ℃) is 50g/L. The aqueous option is thumbs-up blue, almost anemic after adding sodium hydroxide, accompanied by dark purple rainfall. Soluble in ethanol. It is orange in focused sulfuric acid and light yellow after dilution. When dyeing, it is sensitive to copper and iron ions and also impacts the shade light.

Bright blue FCF (Blue 1) is an artificial organic substance, mostly utilized as a blue colorant for refining food, medication, dietary supplements and cosmetics. It belongs to triarylmethane dye and has several names, such as FD&C Blue No. 1 or Acid Blue 9. Its E number E133 suggests that its color index is 42090. Blue powder, soluble in water and glycerin, the maximum absorption wavelength has to do with 628 nm. It is just one of the oldest shade ingredients accepted by FDA as well as is normally taken into consideration non-toxic and risk-free.