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