Section 13 Articles of stone, plaster,cement,asbestos, mica or similar materials; ceramic products; glass and glassware 70 Glass and glassware 70 02 Glass in balls, rods or tubes, unworked 70 02 32 Borosilicate glass tubes of a kind used to manufacture phial / ampoules 70 02 32 30 Borosilicate glass tubes of a kind used to manufacture phial / ampoules Commodity Code Description 70 02 32 30 00 Borosilicate glass tubes of a kind used to manufacture phial / ampoules