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Section XIII — Articles of stone, plaster, cement, asbestos, mica or similar materials; ceramic products; glass and glassware

National subdivision

70023

Tubes:

Common commodities
Unworked borosilicate laboratory glass tubingNeon sign hollow glass tubesPharmaceutical soda-lime glass vials tubingFused silica fluorescent lighting tubesHollow glass stock for pharmaceutical useSoda-lime neon light tube pipingBorosilicate hollow glass tubing stockUnfinished fused silica glass tubingPharmaceutical soda-lime glassware tubingFused silica fluorescent lighting pipe stock

Codes