BIT 20N 2-Methyl-4-Isothiazolin-3-one Preservative from Germany
20% 2-methyl-4-isothiazolin-3-one aqueous solution for metalworking fluid preservation. HTS 3808.99.3000 classification for specifically listed isothiazolinone biocides.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Metalworking fluid compatibility testing; Biocide depletion rate documentation; Nitrite-free formulation certification