Zinc Diethyldithiocarbamate (ZDEC) from Japan
ZDEC is an aromatic dithiocarbamate used as an ultra-accelerator in rubber vulcanization, promoting rapid cross-linking during processing. It falls under HTS 2930.20.2010 as a thiocarbamate/dithiocarbamate product principally used in rubber manufacturing. This white to cream powder enhances cure speed in natural and synthetic rubbers.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Provide Safety Data Sheets (SDS) and confirm purity levels meet rubber industry standards to avoid reclassification
• Ensure proper HAZMAT labeling as it's a toxic chemical; common pitfall is insufficient transport documentation
• Verify end-use declaration as 'rubber processing' to qualify under this specific subheading