Reineckate Salt (Ammonium Reineckate) from China
Ammonium reineckate is a coordination complex used as a protein precipitation reagent in biochemistry. It falls under HTS 2842.90.9050 as tetrathiocyanatodiamminochromate (reineckate) per Chapter 28 note (d).
Duty Rate — China → United States
40.8%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
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)
Import Tips
• Include structural formula and CAS number in documentation
• Classify as research chemical to avoid pharma regs
• Verify chromium content for RoHS compliance if electronic use