Fused Silica Capillary Tubes from United States
Fused silica capillary tubes are thin-walled, unworked tubes used in gas chromatography and analytical instruments. They maintain optical clarity and purity essential for precise measurements. These tubes fall under 7002.31.00 as unworked tubes of fused quartz.
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
• Verify that the capillary tubes are unworked and not coated with any stationary phases, as coated tubes may fall under a different heading
• Ensure the tubes are not part of a complete chromatography system
• Keep records of the tube dimensions and material composition for CBSA