Mixed Aldrin-Heptachlor Standard
Analytical standard mixture of aldrin and heptachlor isomers, under tariff item 2903.82.00 per chapter note 1(b) for mixtures of isomers of the same organic compound. Both are named ISO compounds with halogenated cyclanic structures. Used for multi-residue analysis in laboratories.
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 supplied as a certified reference material with a certificate of analysis
Certified reference materials are classified in heading 38.22.
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
• Confirm that the mixture contains only isomers of aldrin and heptachlor, not a blend of different compounds
• Provide a certificate of analysis to CBSA showing the exact composition
• Check if the product qualifies as a laboratory standard for duty purposes
Related Products under Tariff item 2903.82.00
Aldrin 95% Technical Powder
Technical-grade aldrin at 95% purity with minimal impurities, classified under tariff item 2903.82.00 as a separate chemically defined organic compound. It is a halogenated derivative of cyclanic hydrocarbons, specifically named as aldrin (ISO). Primarily used for industrial synthesis of dieldrin or as an intermediate in chemical production.
Aldrin Technical Grade Insecticide
Aldrin technical grade insecticide, a chlorinated cyclodiene specifically named in tariff item 2903.82.00 as a halogenated derivative of cyclanic hydrocarbons. Used primarily for soil treatment against agricultural pests. This pure compound is not put up in measured doses or retail packs, so it remains in chapter 29.
Chlordane 80% Wettable Powder Base
Chlordane base for wettable powders, technically pure under tariff item 2903.82.00 with allowed anti-caking agent per chapter note 1(f). It is a halogenated cyclodiene used for termite barriers. The added anti-caking agent does not render the product particularly suitable for specific use, so it stays in this heading.
Chlordane ISO Reference Substance
Pure chlordane ISO reference substance for calibration in pesticide residue analysis, directly under tariff item 2903.82.00. As a chemically defined halogenated cycloterpenic hydrocarbon, it fits the chapter's scope. It is not put up for retail sale and is used for analytical purposes only.
Chlordane Technical Emulsifiable Concentrate Base
Chlordane (ISO) technical emulsifiable concentrate base, a persistent organochlorine insecticide listed under tariff item 2903.82.00 for its halogenated cyclanic hydrocarbon structure. This technical grade is the pure active ingredient used in termite control formulations. It is not yet formulated with emulsifiers or solvents for end use.
Heptachlor Pure Chemical Standard
Heptachlor (ISO), a chlorinated hydrocarbon pesticide, explicitly covered by tariff item 2903.82.00 as a halogenated derivative of cyclenic hydrocarbons. Used as a reference standard for analytical labs and in manufacturing processes. This pure compound is not put up for retail sale.