| 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 |
| 7017.10 |
|
|
Of fused quartz or other fused silica: |
vs-7002201000 |
| 7019.61.40.30 |
7.3% |
|
Silica filament fabric of filaments with silica content greater than 93 percent (622) |
vs-701710 |
| 9902.10.40 |
Free |
|
Mixture of precipitated silica gel (CAS No. 112926-00-8) and (4-hydroxy-2,2,6,6-tetramethyl-1-piperidinyl)oxidanyl (CAS No. 2226-96-2) of a kind used as polymerization inhibitors (provided for in subheading 3815.90.50) |
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-99021040 |
| 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 |
| 9902.10.48 |
0.1% |
|
Mixtures containing 88 percent or more by weight of poly[oxy(dimethylsilanediyl)] bis[omega-butoxypoly(oxypropylene)] ether (CAS No. 67762-96-3), 8 percent or less by weight α-butyl-ω-hydroxylpoly(oxypropylene) (CAS No. 9003-13-8) and less than 4 percent by weight silica dimethylsilylate (CAS No. 68611-44-9) (provided for in subheading 3824.90.92) |
vs-7019619030 |
| 7019.62.40.30 |
7.3% |
|
Silica filament fabric of filaments with silica content greater than 93 percent (622) |
vs-99021048 |
| 9902.10.59 |
Free |
|
Amorphous synthetic silica gel, silanized (CAS No. 112926-00-8) (provided for in subheading 3824.99.92) |
vs-7019624030 |
| 7019.62.90.30 |
7% |
|
Silica filament fabric of filaments with silica content greater than 93 percent (622) |
vs-99021059 |
| 9902.13.24 |
Free |
|
Artificial staple fibers of viscose rayon, not carded, combed or otherwise processed for spinning and containing 28 percent or more but not over 33 percent by weight of silica (provided for in subheading 5504.10.00); the foregoing other than fibers measuring 2.2 decitex in lengths of 38 mm, measuring 4.7 decitex in lengths of 51 mm or measuring 3.3, 4.7 or 5.0 decitex in lengths of 60 mm |
vs-7019629030 |
| 7019.63.40.30 |
7.3% |
|
Silica filament fabric of filaments with silica content greater than 93 percent (622) |
vs-99021324 |
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