Product Name：Ponceau S
Synonyms：3-Hydroxy-4-[2-sulfo-4-(4-sulfophenylazo)phenylazo]-2,7-naphthalenedisulfonic acid, tetrasodium salt; C.I. 27195; Ponceau S solution; tetrasodium 3-hydroxy-4-(2-sulphonato-4-(4-sulphonatophenylazo)phenylazo)naphthalene-2,7-disulphonat; Acid red 112
Molecular Formula：C22H12N4O13S4-4.4[NA+]
Molecular Weight：760.568880000001
