Borosilicate Glass Beaker 500ml from Mexico
A 500ml capacity laboratory beaker made from borosilicate glass, such as Pyrex, with a low linear coefficient of expansion not exceeding 5 x 10-6 per Kelvin (0-300°C), allowing it to withstand thermal shock. It is graduated for precise volume measurement and used in chemical experiments. Classified under HTS 7017.20.00.00 as laboratory glassware of specialized low-expansion glass.
Duty Rate — Mexico → United States
16.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify borosilicate composition and thermal expansion certificate to confirm HTS 7017.20 classification over general glassware
• Include lab calibration certificates and ensure packaging prevents breakage during shipping
• Avoid misclassification as common glass; test coefficient if disputed by customs