Cyclic Adenosine Monophosphate (cAMP) Sodium Salt from China
cAMP sodium salt is a key second messenger in cellular signaling pathways. HTS 2934.99.39.00 covers this aromatic heterocyclic nucleotide listed in U.S. note 3.
Duty Rate — China → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Verify cyclized structure via 31P-NMR spectroscopy data
• Store and ship at -80°C to preserve signaling activity
• Include phosphodiesterase stability test results