Good Quality Best Service competitive price SODIUM HYDROSULFITE Quality Standard: HG2074-2004 JISK1476-1995 HG/T2682-1995Packing ... it is used as reducing agent in chemical industry. 6, sodium hrdrosulfite food additive grade is used in foodstuffs, as bleaching ... , dried vegetable ,vermicelli, glucose, sugar, rock sugar, caramel ,candy liquid glucose, bamboo shoots, mushrooms and canned mushrooms.