Buffered Citric Acid Solution 10% from Mexico
10% citric acid solution with minimal buffering stabilizer (note f) for precise pH control in labs and biotech, under HTS 2918.14.00.00. The addition is solely for preservation/transport without specific use adaptation. Used in cell culture media preparation.
Duty Rate — Mexico → United States
16%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• pH stability data (3.1-3.3 range) on COA; glass/HDPE bottles prevent leaching
• BioPharm GMP grade for cell culture; endotoxin <0.5 EU/mL spec
• Refrigerated shipping if >30 days shelf life claim