Section VI — Products of the chemical or allied industries
Chapter 28 — Inorganic chemicals; organic or inorganic compounds of precious metals, of rareearth metals,of radioactive elements or of isotopes
Heading
2833 Sulphates; alums; peroxosulphates (persulphates).
Common commodities
Sodium metalsulfate crystalsMagnesium vitriol powderAluminum sulfate industrial gradeDouble sulphate alum for tanningPersulphate solution for water treatmentAmmonium-free metal sulphatesSulfate salts for chemical synthesisHeptahydrate magnesium sulphateAnhydrous aluminum sulfate pelletsMonosodium sulphate anhydrous