ADK STAB LA-77 Polymer HALS Additive

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.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3808.93.50Higher: 40% vs 35%

If formulated for pest-resistant plastic applications

Pesticide-containing goods of heading 3808 shift classification regardless of primary function.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

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