Sodium Phosphate Dibasic from Mexico
Synonym for disodium phosphate used in molecular biology buffers like PBS. HTS 2835.22.00.00 classification based on chemical definition as disodium phosphate. Biotech-grade purity levels.
Duty Rate — Mexico → United States
11.4%
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
• Biotech imports require endotoxin <1EU/mg certification
• PBS kits containing this classified under 3822, not pure chemical
• RNase/DNase-free claims need vendor validation docs