... 1384 3.PACKED IN 50KGS IRON DRUMS 4.ISO Certificate Sodium Hydrosulfite 85%, 88% 1.Specification:INDEX90%88%85%FOOD ... is used as reducing agent in chemical industry.6. Sodium hydrosulfite food additive grade is used in foodstuffs, as ... vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy, liquid glucose, bamboo shoots, mushrooms and canned mushrooms. (Good Price)Sodium Hydrosulfite 88%