Borosilicate pH Electrode Protector Tube from United States
A protective tube for pH electrodes, made of low-expansion borosilicate glass for chemical immersion in laboratories. It is used in pharmaceutical testing and meets the thermal expansion criteria for laboratory glassware of heading 70.17.
Duty Rate — United States → Canada
0%
PGA flags
No agency flag on this HTS number in the CBSA Single Window matching criteria.
CBSA Single Window matching criteria, unknown
Import Tips
• Ensure the tube is classified as laboratory glassware, not as a part of an electrode (which would fall under Chapter 90)
• Keep product specifications showing the borosilicate composition
• Verify if the tube is sold with the electrode—if so, classification may change