Customs tariff code 2922210050

Sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulphonate (CAS RN 5460-09-3)

Tariff classification hierarchy

  1. 29 ORGANIC CHEMICALS
  2. 2922 Oxygen-function amino-compounds
  3. 292221 Amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof
  4. 292221 Aminohydroxynaphthalenesulphonic acids and their salts
  5. 2922210050 Sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulphonate (CAS RN 5460-09-3)

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