Water Treatment Biocide Blend from Japan
Mixture of glutaraldehyde and quaternary ammonium compounds for controlling microbes in cooling towers. HTS 3824.99.93 covers this unspecified chemical preparation for industrial water systems. Prevents biofouling without restricted pesticide substances.
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
• Confirm absence of 3808-listed substances to avoid pesticide headings
• Register under TSCA if new formulation; include efficacy data
• Label as non-agricultural to prevent misclassification