| 2505.10 |
|
|
Silica sands and quartz sands: |
-- |
| 2506 |
|
|
Quartz (other than natural sands); quartzite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape: |
vs-250510 |
| 2506.10.00 |
Free |
The duty provided in the applicable subheading + 25% |
Quartz |
vs-2506 |
| 6810.99.00 |
Free |
The duty provided in the applicable subheading + 25% |
Other
Agglomerated quartz slabs of the type used for countertops: |
vs-25061000 |
| 7001.00.10.00 |
Free |
The duty provided in the applicable subheading + 25% |
Of fused quartz or other fused silica |
vs-68109900 |
| 7002.20.10.00 |
Free |
The duty provided in the applicable subheading + 25% |
Of fused quartz or other fused silica |
vs-7001001000 |
| 7002.31.00.00 |
Free |
The duty provided in the applicable subheading + 25% |
Of fused quartz or other fused silica |
vs-7002201000 |
| 7013.10.10.00 |
6.9% |
The duty provided in the applicable subheading + 7.5% |
Kitchenware, non-glazed, greater than 75 percent by volume crystalline, of lithium aluminosilicate, having a linear coefficient of expansion not exceeding 10 x 10-7 per Kelvin within a temperature range of 0˚C to 300˚C, transparent, haze-free, exhibiting transmittances of infrared radiations in excess of 75 percent at a wavelength of 2.5 microns when measured on a sample 3 mm in thickness, and containing β-quartz solid solution as the predominant crystal phase |
vs-7002310000 |
| 7017.10 |
|
|
Of fused quartz or other fused silica: |
vs-7013101000 |
| 7017.10.30.00 |
Free |
The duty provided in the applicable subheading + 25% |
Quartz reactor tubes and holders designed for insertion into diffusion and oxidation furnaces for production of semiconductor wafers |
vs-701710 |
| 7020.00.30.00 |
Free |
The duty provided in the applicable subheading + 25% |
Quartz reactor tubes and holders designed for insertion into diffusion and oxidation furnaces for production of semiconductor wafers |
vs-7017103000 |
| 7104.10.00.00 |
3% |
The duty provided in the applicable subheading + 7.5% |
Piezo-electric quartz
Other, unworked or simply sawn or roughly shaped: |
vs-7020003000 |
| 8541.60.00 |
Free |
The duty provided in the applicable subheading plus 25% |
Mounted piezoelectric crystals
Quartz designed for operating frequencies of: |
vs-7104100000 |
| 9902.17.47 |
Free |
|
Electric light emitting diode (LED) lighting fittings, of base metal other than of brass, whether ceiling (hanging) or wall mounted, each with LED light source concealed above a quartz cylinder and designed to create a total internal reflection (provided for in subheading 9405.10.60)
|
vs-85416000 |
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