</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Packed Tower Absorber for Ammonia Plant from Canada

A packed tower absorber removes unreacted ammonia from syngas streams in fertilizer production using circulating phosphate solution. Fits HTS 8421.39.0130 as other industrial gas cleaning apparatus. Random packing maximizes gas-liquid contact.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Document HETP values and packing factor for absorption efficiency

Include corrosion allowance for ammonia/phosphate service

Specify turndown ratio for variable plant load operation