Spectroscopy Grade Chloroform-d (Deuterated)
Deuterated chloroform (CDCl3), isotopically pure trichloromethane-d for NMR spectroscopy. Though isotopically substituted, classified under parent compound HTS 2903.13.00.00 per Chapter 29 isomer provisions.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If heavy water (D2O) content predominant
Isotopic waters classified under radioactive/ isotopes heading, not organic compounds.
If other organo-inorganic deuterated compounds
Non-chloroform deuterated organics may fall under organo-inorganic compounds.
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Import Tips & Compliance
• Provide 13C/2H isotopic analysis; >99.5% D-content required for this specific classification
• Store/seal under nitrogen; declare as UN1888 despite lower toxicity profile
• Distinguish from regular chloroform via CAS 865-49-6 vs 67-66-3 in documentation
Related Products under HTS 2903.13.00.00
Pharmaceutical Grade Chloroform
High-purity chloroform (trichloromethane), a saturated chlorinated derivative of methane, used as a solvent in pharmaceutical manufacturing and extractions. It meets USP standards with minimal impurities, falling under HTS 2903.13.00.00 as a separate chemically defined organic compound.
ACS Reagent Chloroform
American Chemical Society (ACS) reagent grade chloroform, stabilized with ethanol, used in laboratory analytical procedures. As pure trichloromethane (CHCl3), it qualifies under HTS 2903.13.00.00 per Chapter 29 note (a) for chemically defined compounds.
Chloroform Stabilized with Amylene
Technical chloroform (trichloromethane) stabilized with 0.5-1% amylene to prevent Phosgene formation, used in industrial extractions. Allowed under Chapter 29 note (f) as stabilizer necessary for transport, classified specifically under HTS 2903.13.00.00.
Industrial Extraction Grade Chloroform
Bulk technical grade chloroform for pesticide and alkaloid extractions in chemical processing. Pure trichloromethane meeting Chapter 29(a) criteria for chemically defined organic compounds under HTS 2903.13.00.00.
Chloroform for Histology
Histology-grade chloroform used for tissue clearing and deparaffinization in pathology labs. Meets Chapter 29 standards as pure trichloromethane, classified under HTS 2903.13.00.00.