Kan. Admin. Regs. § 28-27-20
The sale of any toy is prohibited if it is coated with paints and lacquers containing compounds of lead of which the lead content (calculated as Pb), is in excess of 1 percent of the total weight of the contained solids (including pigments and drier), or soluble compounds of antimony, arsenic, cadmium, mercury, selenium or barium, introduced as such. Compounds are considered soluble if quantities in excess of 0.1 percent are dissolved by 5 percent hydrochloric acid after stirring for 10 minutes at room temperature.
(Authorized by K.S.A. 1965 Supp. 65-2703; effective Jan. 1, 1966.)