Santoflex IPPD Rubber Antioxidant
Santoflex IPPD (N-isopropyl-N'-phenyl-p-phenylenediamine) is an aromatic antidegradant and antioxidant used in tire rubber compounds to protect against ozone cracking and heat aging. Classified under HTS 3812.39.60.00 due to its modified aromatic structure and rubber stabilization function.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| šØš³China | 6.5% | +35.0% | 41.5% |
| š²š½Mexico | 6.5% | +10.0% | 16.5% |
| šØš¦Canada | 6.5% | +10.0% | 16.5% |
| š©šŖGermany | 6.5% | +10.0% | 16.5% |
| šÆšµJapan | 6.5% | +10.0% | 16.5% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not containing aromatic/modified aromatic stabilizers
Non-aromatic stabilizer formulations fall under the general 'other' subheading
If imported as pure chemical intermediate without preparation
Pure heterocyclic compounds with nitrogen hetero-atom classified in Chapter 29
If for industrial use mixtures with chemical waste characteristics
Preparations containing factory residues or impurities may shift to chemical waste categories
Not sure which classification is right?
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Import Tips & Compliance
ā¢ Provide manufacturer specifications confirming CAS number and aromatic content for CBP verification
ā¢ Check REACH compliance documentation for EU-origin materials entering US
ā¢ Avoid common pitfall of misdeclaring concentration levels leading to duty recalculation
Related Products under HTS 3812.39.60.00
Irganox 1010 Rubber Antioxidant
Irganox 1010 is a high molecular weight hindered phenolic primary antioxidant used in rubber compounding to prevent oxidative degradation during processing and long-term use. It falls under HTS 3812.39.60.00 because it contains an aromatic antioxidant stabilizer specifically designed for rubber products.
Vulkanox MB 2/75 Rubber Stabilizer
Vulkanox MB 2/75 is a 75% polymer-bound 2,2'-methylenebis(4-methyl-6-tert-butylphenol) antioxidant masterbatch for rubber, providing thermal-oxidative protection in tire sidewalls. It qualifies for HTS 3812.39.60.00 as a compound stabilizer containing modified aromatic antioxidants.
6PPD Rubber Antidegradant Premix
6PPD (N-(1,3-dimethylbutyl)-N'-phenyl-p-phenylenediamine) premix is a liquid aromatic antioxidant used in natural rubber for protection against dynamic weathering in truck tires. Falls under HTS 3812.39.60.00 for containing modified aromatic rubber stabilizers.
TMQ Rubber Age Resistor
TMQ (2,2,4-trimethyl-1,2-dihydroquinoline polymer) is a polymeric aromatic antioxidant providing long-term aging resistance in synthetic rubber conveyor belts. Classified in HTS 3812.39.60.00 due to its modified aromatic stabilizer composition for rubber.
Wingstay L Antioxidant for Rubber
Wingstay L is a liquid styrenated phenol antioxidant containing modified aromatic structures, used in SBR rubber for protection against thermal oxidation in automotive parts. HTS 3812.39.60.00 applies due to aromatic antioxidant content for rubber stabilization.
Naugard Q Rubber Stabilizer
Naugard Q is a quinoline-based polymeric antioxidant providing flex cracking resistance in butyl rubber inner tubes. It contains modified aromatic structures qualifying for HTS 3812.39.60.00 as a rubber compound stabilizer.