Diphenylthiourea Technical Grade from Japan
Technical grade diphenylthiourea with stabilizer for rubber accelerator applications, maintained as chemically defined compound under chapter 29 note (f). Explicitly named in HTS 2930.90.26.00, distinguishing from mixtures. Purity typically 95-98% for industrial use.
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
• Stabilizer must be declared but <1% to preserve chapter 29 status; provide stabilizer SDS
• Industrial users require consistent batch purity certification