Zinc Chlorate Hydrate from Mexico
Zinc chlorate tetrahydrate (Zn(ClO3)2·4H2O) used in herbicides and as a laboratory reagent. Classified HTS 2829.19.01.00 as metal chlorate, chemically defined hydrate form permitted under Chapter 28. Bulk industrial packaging.
Duty Rate — Mexico → United States
13.3%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify hydrate water content on COA for accurate duty assessment
• Handle as corrosive oxidizer per IMDG code for ocean freight
• Avoid agricultural blends to stay in pure chemical heading