"Hai Lian San Yi" is one of top brand of feed grade sodium bicarbonate in China, it has a scope from ... resolves violently with acid.When heated, it gives out carbon dioxide.Usage: chemical reagent, inorganic compound, medicine, leather, food, textile, dyeing ... , 25kgs/woven bag, 1000kgs/woven bag, 25kgs/kraft bag NAHCO3 Feed Grade HACCP qualified