Hydroxylamine Sulfate from Canada
Hydroxylamine sulfate is the inorganic salt form used as a reducing agent in photography and polymer synthesis. HTS 2928.00.50.00 covers it as a derivative of hydroxylamine per chapter salt classification rules, where the organic hydroxylamine component determines heading. Supplied at 99% purity for industrial applications.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Maintain temperature control (<30°C) during transport per SDS; provide heavy metal analysis (<10ppm); segregate from oxidizers in container loading