Section 06 Products of the chemical or allied industries 36 Explosives; pyrotechnic products; matches; pyrophoric alloys; certain combustible preparations 36 03 Safety fuses; detonating cords; caps; igniters; electric detonators 36 03 20 Detonating cords 36 03 20 00 Detonating cords Commodity Code Description 36 03 20 00 000 Detonating cords