ADK STAB LA-77 Polymer HALS Additive from Japan
ADK STAB LA-77 from Adeka contains bis(1,2,2,6,6-pentamethyl-4-piperidinyl) sebacate for agricultural film and automotive plastic stabilization. Specifically enumerated in HTS 3812.39.70.00 as a compound plastic stabilizer.
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
• TSCA certification required; provide PMN status if new chemical introduction
• Dust mask and ventilation warnings mandatory on SDS for US workplace compliance
• Avoid bulk bag packaging over 500kg which triggers additional DOT hazardous material requirements