Paraformaldehyde Polymer Analysis Standard from China
Certified reference paraformaldehyde 96% for formaldehyde emission testing and polymer analysis instrumentation calibration. NIST-traceable purity ensures accurate quantification in resin testing laboratories. HTS 2912.60.00.00 classification applies to this analytically pure aldehyde polymer standard.
Duty Rate — China → United States
40.1%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Certificate of analysis with uncertainty budget required for reference material classification
• Small package exemption may apply for <1kg analytical standards
• Avoid 'for retail sale' packaging preventing Chapter 38 laboratory reagent classification