| 2505.10 |
|
|
Silica sands and quartz sands: |
-- |
| 2506.10.00.10 |
Free |
The duty provided in the applicable subheading + 25% |
Sands (other than natural) containing by weight 95 percent or more of silica and not more than 0.6 percent of oxide of iron |
vs-250510 |
| 2811.22.10.00 |
3.7% |
The duty provided in the applicable subheading + 25% |
Synthetic silica gel |
vs-2506100010 |
| 4005.10.00.00 |
Free |
The duty provided in the applicable subheading + 25% |
Compounded with carbon black or silica |
vs-2811221000 |
| 6902.20 |
|
|
Containing by weight more than 50 percent of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products: |
vs-4005100000 |
| 6903.20.00.00 |
Free |
The duty provided in the applicable subheading + 25% |
Containing by weight more than 50 percent of alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2) |
vs-690220 |
| 7001.00.10.00 |
Free |
The duty provided in the applicable subheading + 25% |
Of fused quartz or other fused silica |
vs-6903200000 |
| 7002.20.10.00 |
Free |
The duty provided in the applicable subheading + 25% |
Of fused quartz or other fused silica |
vs-7001001000 |
| 7015 |
|
|
Clock or watch glasses and similar glasses, glasses for noncorrective or corrective spectacles, curved, bent, hollowed or the like, not optically worked; hollow glass spheres and their segments, for the manufacture of such glasses: |
vs-7002201000 |
| 7017.10 |
|
|
Of fused quartz or other fused silica: |
vs-7015 |
| 7019.61.40.30 |
7.3% |
|
Silica filament fabric of filaments with silica content greater than 93 percent (622) |
vs-701710 |
| 9902.01.26 |
Free |
|
Dioxosilane (Silicon dioxide amorphous) (CAS No. 7631-86-9) entirely spherical micro-spheres of mean particle size of 0.005 mm or smaller, uniform particle size with a uniformity coefficient of 1.65 or less, trace metal impurities less than 70 ppm, specific electrical resistance of 50,000 Ohm cm (provided for in subheading 2811.22.10) |
vs-7019614030 |
| 2505.10.10.00 |
Free |
The duty provided in the applicable subheading + 25% |
Sand containing by weight 95 percent or more of silica and not more than 0.6 percent of oxide of iron |
vs-99020126 |
| 7002.31.00.00 |
Free |
The duty provided in the applicable subheading + 25% |
Of fused quartz or other fused silica |
vs-2505101000 |
| 7019.61.90.30 |
7% |
|
Silica filament fabric of filaments with silica content greater than 93 percent (622) |
vs-7002310000 |
| 9902.01.27 |
Free |
|
Dioxosilane (Silicon dioxide amorphous) (CAS No. 7631-86-9) entirely spherical micro-spheres of mean particle size of between 0.007 and 0.020 mm, uniform particle size with a uniformity coefficient of 1.65 or less, trace metal impurities less than 70 ppm, specific electrical resistance of 50,000 Ohm cm (provided for in subheading 2811.22.10) |
vs-7019619030 |
| 7019.62.40.30 |
7.3% |
|
Silica filament fabric of filaments with silica content greater than 93 percent (622) |
vs-99020127 |
| 9902.01.28 |
Free |
|
Dioxosilane (Silicon dioxide amorphous) (CAS No. 7631-86-9) presented in the form of entirely spherical micro-spheres, certified by the importer as having a mean particle size of between 0.046 and 0.054 mm, uniform particle size with a uniformity coefficient of 1.65 or less and specific electrical resistance of 50,000 Ohm cm or more (provided for in subheading 2811.22.10) |
vs-7019624030 |
| 7019.62.90.30 |
7% |
|
Silica filament fabric of filaments with silica content greater than 93 percent (622) |
vs-99020128 |
| 9902.01.29 |
Free |
|
Silicon dioxide amorphous, certified by the importer as comprising entirely spherical micro-spheres with mean particle size of 28 to 45 micrometers (µm) and surface area 600 to 800 m²/g (CAS No. 7631-86-9) (provided for in subheading 2811.22.10)
|
vs-7019629030 |
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