Subheading 284011: Borates; Disodium Tetraborate (Refined Borax), Anhydrous
Subheading 284019: Borates; Disodium Tetraborate (Refined Borax), other than Anh … etc.
Subheading 284020: Borates; N.E.C. in Heading no. 2840
Subheading 284030: Peroxoborates (Perborates)