Section 06 Products of the chemical or allied 29 Organic chemicals 29 37 Hormones; derivatives thereof used as hormones; other steroids 29 37 21 Cortisone, hydrocortisone... and predisolone (dehydrohydrocortisone) Commodity Code Description 29 37 21 00 Cortisone, hydrocortisone... and predisolone (dehydrohydrocortisone)