Methyl Methacrylate with 50 ppm Hydroquinone Inhibitor from Japan
Standard commercial MMA with precisely 50 ppm monomethyl ether hydroquinone (MEHQ) to maintain liquid state during global transport. HTS 2916.14.2020 per Chapter 29 note (f) allowance for transport stabilizers. Industry standard for resin manufacturers.
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
• GC certificate must specify exact MEHQ ppm; variance >20% risks mixture classification
• Declare 'inhibited monomer for polymerization' to distinguish from polymer products
• Segregate from basic chemicals; incompatible with amines/acids causing polymerization