Captafol Impurity Mixture Standard from Mexico
This certified reference contains captafol-related impurities, falling under HTS 2930.80.00.00 per Chapter 29 note (a) allowing impurities in named compounds. Used for HPLC method validation.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify impurity profile in SDS to qualify under Chapter 29 impurity provision
• Small package exemption may apply for <100g analytical standards
• Avoid retail packaging to prevent shift to Chapter 38