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
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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