Benzoic Acid Calibration Standard from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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