Borosilicate Watch Glass 100mm from Mexico
A 100mm concave watch glass made of low-expansion borosilicate, used to cover beakers and prevent contamination during experiments. Its thermal shock resistance qualifies it as laboratory glassware of heading 70.17.
Duty Rate — Mexico → Canada
0%
Import Tips
• Classify as laboratory glassware; ensure the borosilicate composition is stated on the invoice
• If the watch glass is part of a set, check if the set's classification changes
• Keep product data sheets for CBSA