Benzoic Acid Calibration Standard from China
Certified reference material benzoic acid for HPLC/GC calibration in pharmaceutical and environmental laboratories. Traceable to NIST SRM with certified purity ±0.1%. Classifies as pure benzoic acid under HTS 2916.31.11.05 despite laboratory end use.
Duty Rate — China → United States
41.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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 NIST traceability certificate and uncertainty budget in calibration documentation
• Specify storage conditions (2-8°C, desiccated) and expiration dating (2 years from manufacture)
• Avoid laboratory reagent misclassification by emphasizing pure chemical identity