Sodium Benzoate pharmaceutical grade white powder BP2000,USP24,E211,GB2000,FCC4 KOSHER, HALAL,ISO,HACCP Food preservative Sodium Benzoate pharmaceutical gradewhite powder BP2000,USP24,E211,GB2000,FCC4KOSHER ... found in cough syrups like Robitussin. Sodium benzoate is declared on a product label as 'sodium benzoate' or E211.Quality according to the standard of ...