Endosulfan Beta Isomer Standard
Endosulfan Beta Isomer Standard is a reference material containing the beta isomer of endosulfan (ISO) at certified concentration for calibration purposes. It qualifies under tariff item 2920.30.00 as the named compound in pure form, used for analytical testing.
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 imported as a certified reference material for laboratory use
Certified reference materials are often classified in heading 38.22 when they are presented as analytical standards.
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
• Provide documentation that the product is a certified reference standard for analytical use
• Ensure it is not put up for retail sale, which would change classification to Chapter 38
Related Products under Tariff item 2920.30.00
Endosulfan 35% EC Emulsifiable Concentrate
Endosulfan 35% EC Emulsifiable Concentrate is a liquid formulation containing 35% endosulfan (ISO) dissolved in an emulsifiable solvent system. When imported as a pure compound for local formulation into finished pesticide products, it falls under tariff item 2920.30.00 as it is the named chemical compound, provided it is not put up in measured doses or for retail sale.
Endosulfan Alpha Isomer 99%
Endosulfan Alpha Isomer 99% is a highly purified single isomer of endosulfan (ISO), separated for research and specialized applications. It qualifies under tariff item 2920.30.00 as it matches the chemical definition of endosulfan (ISO) and is a separate chemically defined organic compound.
Endosulfan Reference Standard USP
Endosulfan Reference Standard USP is a pharmacopeia-grade certified reference material of endosulfan (ISO) for analytical method validation. It is classified under tariff item 2920.30.00 as the pure, chemically defined compound, provided it is not put up for retail sale.
Endosulfan Sulfate Metabolite 98%
Endosulfan Sulfate Metabolite 98% is the primary degradation product of endosulfan (ISO), chemically related as its sulfate ester derivative. It falls under tariff item 2920.30.00 when imported as a reference standard matching the chemical definition of endosulfan derivatives.
Endosulfan Technical Grade 95%
Endosulfan Technical Grade 95% is a pure chemical formulation of the organochlorine insecticide endosulfan (ISO), consisting primarily of alpha and beta isomers in a specific ratio. It falls under tariff item 2920.30.00 as it is the named compound, provided it is not put up for retail sale.