Ammonium Pentaborate Solution from Japan
Ammonium pentaborate solution (20-40% concentration) serves as a fire retardant and boron supplement in agriculture. Under HTS 2840.20.00.00 as other borates, it qualifies as chemically defined per Chapter 28/29 notes despite solution form. Used in wood treatment and fertilizers.
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
• Declare exact concentration; solutions over 50% may face different chemical regs
• Obtain TSCA certification for US chemical import notification
• Use DOT-approved containers for liquid hazardous shipments