Cumene Sulfonic Acid from Canada
Cumene sulfonic acid from isopropylbenzene sulfonation, single sulfo group only. Precisely matches HTS 2904.10.5000 for other sulfo hydrocarbon derivatives. Intermediate for saccharin production and polymerization catalyst.
Duty Rate — Canada → United States
14.2%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Purity >96% required; lower grades risk Chapter 38 mixture classification
• Strong odorant; proper venting containers mandatory for hazmat compliance
• Saccharin production declaration may trigger additional FDA/DOJ scrutiny