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Sodium Phosphate Dibasic from China

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 — China → United States

38.9%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

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