TMQDiaryl Amine Antioxidant Mixture
> A blend of polymerized 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ) with N,N'-diaryl-p- phenylenediamines, providing synergistic rubber protection in conveyor belts and hoses. It offers heat aging resistance and atmospheric degradation protection, falling under tariff item 3812.39.00 as an anti-oxidizing preparation.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the mixture is used as an accelerator
Accelerators are a separate category in heading 38.12.
If the mixture is used as a plasticizer
Plasticizers are classified under a different subheading.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• > Classify the mixture based on its function as an anti-oxidizing preparation for rubber
• Ensure the product is not a separate chemically defined compound, as Chapter 38 excludes such items
• Provide a safety data sheet to the CBSA for hazardous component verification
Related Products under Tariff item 3812.39.00
4020NA Rubber Stabilizer Concentrate
> A rubber stabilizer concentrate containing N-(4-ethoxymethylphenyl)-N'-isopropyl-p-phenylenediamine mixtures, specifically formulated for agricultural tires to enhance flex fatigue resistance. This product acts as an anti-oxidizing preparation for rubber, falling under the compound stabilizers category of heading 38.12.
6PPD Rubber Antidegradant Premix
> A liquid aromatic antioxidant premix containing 6PPD, used in natural rubber for protection against dynamic weathering in truck tires. This product is an anti-oxidizing preparation for rubber, falling under tariff item 3812.39.00.
6PPD Rubber Antioxidant Mixture
> A mixture of N,N'-diaryl-p-phenylenediamine compounds, primarily 6PPD, used as an antiozonant and antioxidant in tire manufacturing. It protects rubber from oxidative degradation and ozone cracking, qualifying as an anti-oxidizing preparation for rubber under tariff item 3812.39.00.
Antilux 654 Rubber Light Stabilizer
> A nickel-based aromatic complex providing UV protection in colored rubber mats and flooring. Though primarily a light stabilizer, its aromatic structure qualifies it as an anti-oxidizing preparation for rubber under tariff item 3812.39.00.
Chemodil Antioxidant Paste
> A cohesive paste of alkylated diphenylamines in a petroleum jelly base, used for manual addition to small rubber batches. The aromatic antioxidant content places it under tariff item 3812.39.00 as an anti-oxidizing preparation for rubber.
Duradene Rubber Antioxidant Blend
> A synergistic blend of aromatic amines and phenolics designed for EPDM rubber weatherstrips in automotive sealing systems. The presence of aromatic antioxidants places it under tariff item 3812.39.00 as an anti-oxidizing preparation for rubber.