Section 06 Products of the chemical or allied 30 Pharmaceutical products 30 06 Pharmaceutical goods specified in note 3 to this chapter 30 06 30 Barium sulphate, of a kind taken orally 30 06 30 10 Barium sulphate, of a kind taken orally Commodity Code Description 30 06 30 10 00 Barium sulphate, of a kind taken orally