Breath Hydrogen Analyzer from Japan
Electrochemical sensor device measures exhaled hydrogen and methane for carbohydrate malabsorption testing. HTS 9018.19.40.00 covers this functional exploratory apparatus for small bowel physiology assessment. Features automated baseline correction algorithms.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Validate sensor cross-sensitivity to alcohols and VOCs
• Include NIST-traceable calibration gas certificates
• Specify breath sample flow rate compliance (250ml/min standard)