No number assigned. This product is not regulated under this code.White crystalline powder with slight odor of Formic acid.For dyeing, Printing fabrics, Leather tanning and chrome electroplating process; as an antioxidant in paper industry; for manufacturing Formic acid, oxalic acid, sodium hydrosulphite and metal formates. In dyeing & printing fabric; leather tanning and chrome electroplating process; in paper industry as an antioxidant; in the manufacturing process of Formic acid; sodium hydro sulphite & metal formtes.