Polyacrylamide Gel Casting Dam from Germany
Precision-machined silicone dams used to form leak-proof seals during polyacrylamide gel polymerization in vertical electrophoresis setups like Bio-Rad Mini-PROTEAN. Exclusively for non-optical detection instruments. Falls under HTS 9027.90.54.00 as an essential accessory for chemical analysis apparatus.
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
• Provide gel cassette compatibility specs to confirm electrophoresis-specific design
• Test for silicone purity certification to meet lab chemical resistance standards
• Distinguish from general rubber parts (4016) via functional description