Pyrex Brand Lab Tubing 18mm OD
Trademarked Pyrex borosilicate glass tubing 18mm OD, unworked for laboratory use. 7002.39.00.90 as other unworked glass tubes; brand doesn't affect material classification.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If branded fused quartz labware
Fused quartz lab articles separately classified.
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Import Tips & Compliance
• Trademark licensing docs if importing genuine Pyrex
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