Carbon Tetrachloride Analytical Standard 1000 ppm from Mexico
Certified reference material of carbon tetrachloride in methanol matrix at 1000 ppm for environmental testing calibration. The principal CCl4 component determines classification under HTS 2903.14.00.00 as chemically defined compound. Used in EPA Method 601/602 VOC analysis.
Duty Rate — Mexico → United States
12.3%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include NIST traceability certificate and intended EPA method application
• Small quantity exemption may apply (<100g) but still requires TSCA notification
• Specify matrix solvent on label to avoid mixture classification issues