Anhydrous Phosphorus Pentachloride Reagent from Mexico
Laboratory reagent grade phosphorus pentachloride (PCl5), anhydrous crystalline solid used for moisture-sensitive dehydration and chlorination in synthetic chemistry research. Falls squarely under HTS 2812.14.00.00 as chemically defined phosphorus pentachloride. Sold in 100g-500g glass ampoules.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include lot analysis showing <0.1% phosphorus oxychloride impurity
• Label as UN1806; requires fume hood handling certification for facilities
• Small packages (<1kg) may qualify for lower hazard declarations