... IRON DRUMS 4.ISO Certificate Sodium Hydrosulfite 85%, 88% 1.Specification:INDEX90%88%85%FOOD ADDITIVENa2S2O4≥90%≥88%≥85%≥85%Fe ... agent and preservative dried fruits, dried vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms. (Good ...