Methyl Methacrylate Optical Grade for PMMA Lenses from Canada
Low-metal impurity MMA (<1 ppb Fe/Cu) specifically refined for cast acrylic sheet used in optical applications. Precisely classified under HTS 2916.14.2020 as pure methacrylic acid methyl ester. Meets stringent Chapter 29 chemical purity standards.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include ICP-MS metal analysis proving <1 ppb heavy metals for optical grade verification
• Specify 'for polymerization only' on commercial invoice to avoid end-use misclassification
• Use refrigerated containers (<25°C); thermal degradation affects purity classification