Dicofol Reference Standard USP
Dicofol Reference Standard USP is certified reference material of 1,1-Bis(4-chlorophenyl)-2,2,2-trichloroethanol for analytical calibration of pesticide residues. Classified under HTS 2906.29.30.00 due to specific chemical naming despite reference use. Provided with traceability to NIST standards.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If matrix-certified (spiked soil/sediment)
Certified reference materials in matrices classified as laboratory reagents.
If technical impurities exceed 5% specification
Nucleic acid derivatives or mixtures classifiable later if purity insufficient.
If packaged with ELISA test kit components
Immunological reference materials for pesticide detection kits in Chapter 30.
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Import Tips & Compliance
• Reference standards exempt from EPA pesticide registration but require analytical use declaration
• Must include assigned purity value and uncertainty; generic 'technical grade' rejected
• Class 9 miscellaneous dangerous goods; air shipment common pitfall is lithium battery confusion
Related Products under HTS 2906.29.30.00
Dicofol Technical Grade 98%
Dicofol Technical Grade 98% is a high-purity formulation of 1,1-Bis(4-chlorophenyl)-2,2,2-trichloroethanol, a chlorinated aromatic alcohol used primarily as an acaricide in agriculture. It falls under HTS 2906.29.30.00 as a specifically named cyclic halogenated aromatic alcohol. This product is supplied as beige powder or flakes for formulation into pesticides.
p-Nitrobenzyl Alcohol 99%+ USP Grade
p-Nitrobenzyl Alcohol (4-nitrobenzyl alcohol) USP Grade is a nitrated aromatic primary alcohol used in pharmaceutical synthesis and as a pharmaceutical intermediate. It is specifically enumerated under HTS 2906.29.30.00 as a nitrated derivative of cyclic alcohol. Supplied as yellow crystalline powder meeting United States Pharmacopeia standards.
Dicofol 18.5% EC Emulsifiable Concentrate
Dicofol 18.5% EC is an emulsifiable concentrate formulation containing 1,1-Bis(4-chlorophenyl)-2,2,2-trichloroethanol as the active acaricidal ingredient dissolved in aromatic solvents. While primarily a pesticide, high dicofol content keeps it under the specific chemical naming of HTS 2906.29.30.00. Used for mite control on citrus and cotton crops.
4-Nitrobenzyl Alcohol ReagentPlus 99%
4-Nitrobenzyl Alcohol ReagentPlus® 99% is a high-purity grade specifically for laboratory synthesis of protecting groups and pharmaceutical intermediates. Named directly in HTS 2906.29.30.00 as p-nitrobenzyl alcohol, the nitroaromatic alcohol structure determines classification. Supplied in amber glass bottles to prevent photodegradation.