HTS code 9902.12.87 covers "Synthetic (polyvinyl alcohol) filament yarn, untwisted, measuring from 1100 to 1330 decitex (dtex) and consisting of 200 filaments, certified by the importer as having from 6.8 to 8.2 cN/dtex tenacity and with elongation at break from 7.7 to 13.5 percent (provided for in subheading 5402.49.91)" under the US Harmonized Tariff Schedule. This is the official duty rate charged by US Customs when this product is imported into the United States, sourced directly from the U.S. International Trade Commission and refreshed daily.