Copper Sulfate Pentahydrate Fungicide Crystals from Japan
Blue crystalline copper sulfate in 1kg retail bags for aquarium algae control and fungal treatment on aquatic plants. HTS 3808.92.30.00 as inorganic fungicide put up for retail sale to hobbyists. Labeled with dosage for fish-safe application.
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
• Include aquatic toxicity data for EPA review
• Specify hydration state (pentahydrate) in technical documentation
• Package to prevent moisture absorption during transit