OTG 1,3-Di-o-Tolylguanidine Accelerator from Germany
OTG (1,3-Di-o-tolylguanidine) is the commercial designation for this HTS 2925.29.18.00 enumerated compound used in low-temperature rubber curing. Offers superior solubility compared to DPG in synthetic rubber compounds. Aromatic imine structure confirmed by standard analytical methods.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Submit trade name/synonym list including OTG with chemical structure verification
• Certify o-methyl substitution via GC-MS to distinguish from other tolylguaidines
• Avoid anti-dusting agent additions exceeding chapter note (g) limitations