Mirex Analytical Reference Standard
Certified reference material of Mirex, a chlorinated cyclopentadiene derivative, specifically classified under HTS 2903.83.00.00 for its halogenated cyclanic hydrocarbon nature. Supplied in amber vials for use in GC-MS calibration for environmental monitoring.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If diagnostic lab reagent kit component
When put up in kits for laboratory diagnostics, it shifts to reagents of heading 3822 rather than individual organic compounds.
If stereoisomer variant
Different stereochemical configurations of cyclanic halogenated derivatives may be specified under adjacent subheadings.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Include NIST-traceable certificate and ensure packaging meets UN hazardous material standards; notify CBP of research-only end-use to facilitate entry
• Avoid retail packaging to prevent reclassification
Related Products under HTS 2903.83.00.00
Mirex Technical Grade Powder
Mirex (1,1a,2,2,3,3a,4,5,5a,5b,6,12,13,13a-tetradecachloro-1,3,4-metheno-2H-cyclobuta[cd]pentalene) is a fully chlorinated hydrocarbon classified under HTS 2903.83.00.00 as a halogenated derivative of cyclanic hydrocarbons. This technical grade powder form is the pure chemical compound used primarily in laboratory or industrial applications.
Mirex 99% Pure Crystals
High-purity crystalline Mirex (ISO name) meeting the definition of halogenated derivatives of cyclanic hydrocarbons under HTS 2903.83.00.00. Used as a reference standard in analytical chemistry for pesticide residue testing due to its stability and specific chlorinated structure.
Mirex Stabilized for Transport
Mirex with added stabilizer per Chapter 29 note (f), maintaining classification under HTS 2903.83.00.00 as the primary chemically defined compound. The stabilizer prevents degradation during shipping without altering its core cyclanic halogenated structure.
Dehydromirex Isomer Mixture
Mixture of Mirex-related isomers, classified under HTS 2903.83.00.00 per Chapter 29 note (b) as mixtures of isomers of the same organic compound. Used in toxicological studies as a surrogate for Mirex photodegradation products.