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Search Key:silica

Heading Duty(general) Duty(china) Article Description Compare Code
2505.10 Silica sands and quartz sands: --
2506.10.00.10 Free 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% Synthetic silica gel vs-2506100010
4005.10.00.00 Free 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 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 Of fused quartz or other fused silica vs-6903200000
7002.20.10.00 Free 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 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 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