United States v. Schenker's, Inc.

Paragraph 5 of the Tariff Act of 1922 imposes a duty of 25 per centum ad valorem upon—

All chemical elements, all chemical salts and compounds, all medicinal preparations, and all combinations and mixtures of any of the foregoing, all the foregoing obtained naturally or artificially and not specially provided for, 25 per centum ad valorem.

Paragraph 83 of the same Act provides as follows:

Sodium: Arsenate, * * *; bicarbonate or baking soda, * * *; carbonate, calcined, or soda ash, hydrated or sal soda, and monohydrated, * * *; chlorate, cents per pound; chloride or salt, in bags, sacks, barrels,…