ACS Reagent Grade Aqueous Ammonia 28-30% from Mexico
High-purity aqueous ammonia (28-30%) meeting American Chemical Society (ACS) standards for laboratory reagents in analytical chemistry. It is classified in HTS 2814.20.00.00 as a chemically defined aqueous solution of ammonia under Chapter 28.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide ACS certification and batch analysis to substantiate reagent-grade purity for customs verification
• Label as 'UN2672 Ammonia Solution' with proper GHS pictograms to meet hazmat shipping rules
• Watch for reclassification if impurities exceed 0.1%; maintain traceability documentation