Scarlet GN

  Scarlet GN, or C.I. Food Red 2, Ponceau SX, FD&C Red No. 4, or C.I. 14700 is a red azo dye used as a food dye. When used as a food additive, it has the E number E125. It usually comes as a disodium salt.

Additional recommended knowledge

How to ensure accurate weighing results every day?

Daily Visual Balance Check

Recognize and detect the effects of electrostatic charges on your balance

It is permitted in fruit peels and maraschino cherries.

Its CAS number is [4548-53-2] and its SMILES structure is OC2=C(/N=N/C3=C (S(=O)([O-])=O) C=C(C)C=C3C)C=C (S(=O)([O-])=O) C1=CC=CC=C12.