Borosilicate Watch Glass 100mm from Mexico
Concave 100mm watch glass cover for beakers, made of low-expansion borosilicate to handle heating and cooling cycles in labs. Prevents contamination during experiments. HTS 7017.20.00.00 due to thermal properties.
Duty Rate — Mexico → United States
16.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify 'for laboratory use only' on invoices to prevent consumer goods misclassification
• Test for expansion coefficient if using non-standard suppliers
• Bundle with beakers as sets only if not sold separately