16 CFR 1507.2 - Prohibited chemicals.
Fireworks devices shall not contain any of the following chemicals:
(1) In colored smoke mixtures in which an equal or greater amount of sodium bicarbonate is included.
(3) In those small items (such as ground spinners) wherein the total powder content does not exceed 4 grams of which not greater than 15 percent (or 600 milligrams) is potassium, sodium, or barium chlorate.
Title 16 published on 2013-01-01
no entries appear in the Federal Register after this date.