Metham Sodium (Sodium Methyldithiocarbamate) from China
Metham sodium is the sodium salt of methyldithiocarbamic acid, a soil fumigant with dithiocarbamate structure. HTS 2930.10.01.00 covers it as a dithiocarbamate salt per Chapter note 5(C). Used for nematode control in agriculture.
Duty Rate — China → United States
16.2%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Require fumigation certificate for ag imports; monitor pH as unstable in acid
• Use UN2677 hazmat labeling