After potato, tomato (Solanum lycopersicum) is the world?s second-largest vegetable crop. More than 80% of consumption comes from processed products such as ketchup, juice, pickled tomatoes, sauces, paste, pur?e. Samples mild ketchup two different manufacturers (A and B) were selected for analysis content natural food colors E160a E160d. Using a UV-Vis spectrophotometric method Lambert-Beer law...