Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 36 Provitamins and vitamins... derivatives thereof used primarily as vitamins, etc 29 36 24 D- or DL-Pantothenic acid (Vitamin B5) and its derivatives 29 36 24 00 D- or DL-Pantothenic acid (Vitamin B5) and its derivatives Commodity Code Description 29 36 24 00 000 D- or DL-Pantothenic acid ( Vitamin B5) and its derivatives