Phenyl Isothiocyanate from Canada
Phenyl isothiocyanate (C6H5NCS) contains a phenyl group attached to an isothiocyanate (-N=C=S) functionality, qualifying as an aromatic organo-sulfur compound. It imports under HTS 2930.90.2900 as 'Other' aromatic not specified elsewhere. Primarily used in analytical chemistry for derivatizing amines in HPLC.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include end-use statement specifying analytical reagent use to prevent reclassification as Chapter 38 laboratory reagents
• Provide toxicity data; highly lachrymatory and requires specific UN 2670 shipping classification
• Confirm >98% purity to qualify as chemically defined compound per chapter note (a)