Technical Grade Ammonium Tungstate from Germany
Technical grade ammonium tungstate (85-90% purity) is used in fabric fireproofing and leather tanning. It qualifies under HTS 2841.80.0010 as an ammonium peroxometallic salt despite lower purity, meeting basic tungstate definition.
Duty Rate — Germany → United States
5.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Disclose exact purity levels—below 80% risks reclassification as preparation
• Include end-use statements if for industrial textile treatment
• Package to prevent dust emissions, requiring UN-approved bags for powder import