| 7020.00.30 | 00 | Quartz reactor tubes and holders designed for insertion into diffusion and oxidation furnaces for production of semiconductor wafers | X | Free | | 55% |
| 7103 | | Precious stones (other than diamonds) and semi-precious stones, whether or not worked or graded but not strung, mounted or set; ungraded precious stones (other than diamonds) and semi-precious stones, temporarily strung for convenience of transport: | | | | |
| 7104 | | Synthetic or reconstructed precious or semi-precious stones, whether or not worked or graded but not strung, mounted or set; ungraded synthetic or reconstructed precious or semi-precious stones, temporarily strung for convenience of transport: | | | | |
| 7105 | | Dust and powder of natural or synthetic precious or semi- precious stones: | | | | |
| 7106 | | II. PRECIOUS METALS AND METALS CLAD WITH PRECIOUS METAL | | | | |
| 7112 | | Waste and scrap of precious metal or of metal clad with precious metal; other waste and scrap containing precious metal or precious metal compounds, of a kind used principally for the recovery of precious metal: | | | | |
| 7112.30.00 | 00 | Ash containing precious metal or precious metal compounds Other: | kg | Free | | Free |
| 7112.91.00 | 00 | Of gold, including metal clad with gold but excluding sweepings containing other precious metals | g Au g | Free | | Free |
| 7112.92.00 | 00 | Of platinum, including metal clad with platinum but excluding sweepings containing other precious metals | g Pt g | Free | | Free |
| 7113 | | Articles of jewelry and parts thereof, of precious metal or of metal clad with precious metal: | | | | |
| 7113.11 | | Of precious metal whether or not plated or clad with precious metal: | | | | |
| 7113.11 | | Of silver, whether or not plated or clad with other precious metal: | | | | |
| 7113.11.10 | 00 | Rope, curb, cable, chain and similar articles produced in continuous lengths, all the fore- going, whether or not cut to specific lengths and whether or not set with imitation pearls or imitation gemstones, suitable for use in the manufacture of articles provided for in this heading | X | 6.3% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P, SG) | 80% |
| 7113.19 | | Of other precious metal, whether or not plated or clad with precious metal: | | | | |
| 7113.19.10 | 00 | Rope, curb, cable, chain and similar articles produced in continuous lengths, all the fore- going, whether or not cut to specific lengths and whether or not set with imitation pearls or imitation gemstones, suitable for use in the manufacture of articles provided for in this heading | X | 7% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 80% |
| 7113.20 | | Of base metal clad with precious metal: | | | | |
| 7113.20.10 | 00 | Rope, curb, cable, chain and similar articles pro- duced in continuous lengths, all the foregoing, whether ornot cut to specific lengths and whether or not set with imitation pearls or imitation gem- stones, suitable for use in the manufacture of articles provided for in this heading | X | 7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P, SG) | 80% |
| 7114 | | Articles of goldsmiths' or silversmiths' wares and parts thereof, of precious metal or of metal clad with precious metal: | | | | |
| 7114.11 | | Of precious metal whether or not plated or clad with precious metal: | | | | |
| 7114.11 | | Of silver, whether or not plated or clad with other precious metal: | | | | |
| 7114.19.00 | 00 | Of other precious metal whether or not plated or clad with precious metal | X | 7.9% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P, SG) | 65% |
| 7114.20.00 | | Of base metal clad with precious metal | | 3% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 65% |
| 7115 | | Other articles of precious metal or of metal clad with precious metal: | | | | |
| 7115.90.05 | | Articles of precious metal, in rectangular or near rectangular shapes, containing 99.5 percent or more by weight of a precious metal and not other- wise marked or decorated than with weight, purity, or other identifying information | | Free | | Free |
| 7116 | | Articles of natural or cultured pearls, precious or semi- precious stones (natural, synthetic or reconstructed): | | | | |
