HS heading 2922 (Oxygen-function amino-compounds) spans 10 products in U.S. import records, with 59,821 bill-of-lading shipments. The most imported are Amino-acids, other than those containing more than one kind of oxygen function, and their esters, other, Aminohydroxynaphthalenesulfonic acids and their salts, and Amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters, other.
