... . SynonymsC.I.75470, C.I.Wataral red 4, Carminic acid, 7-alpha-D-glucopyranosyl-9,10-dihydro-3 ... -tetrahydroxy-1-methyl-9,10-dioxo- 2-anthracenecarboxylic acid; 7-beta-D-glucopyranosyl-9,10-dihydro- 3 ... - anthracenecarboxylic acid; 1.Cochineal also named Carmine,E120,Natural red 4.2.CAS No. 1390-65-4,1260-17 ... fine powder or red crystal6.Spec, carmine acid 50% min.7.Low price and high quality. ...