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Harmonized Tariff Schedule (2025 HTS Revision 16 (07/01/2025))

Search Key:browwn fused alumina

Heading Duty(general) Duty(china) Article Description Compare Code
2519 Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure: --
2519.90.10.00 Free Fused magnesia and dead-burned (sintered) magnesia vs-2519
2933.39.92.00 6.5% Other
Compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused:
vs-2519901000
2934.20 Compounds containing in the structure a benzothiazole ring-system (whether or not hydrogenated), not further fused: vs-2933399200
2934.30 Compounds containing in the structure a phenothiazine ring-system (whether or not hydrogenated), not further fused: vs-293420
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-293430
6902.20.10.10 Free Alumina vs-690220
6902.20.50.10 Free Alumina vs-6902201010
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-6902205010
6914.10.40.00 Free Ceramic ferrules of porcelain or china, not exceeding 3 mm in diameter or 25 mm in length, having a fiber channel opening and/or ceramic mating sleeves of alumina or zirconia vs-6903200000
6914.90.41.00 Free Ceramic ferrules of alumina or zirconia, not exceeding 3 mm in diameter or 25 mm in length, having a fiber channel opening and/or ceramic mating sleeves of alumina or zirconia vs-6914104000
7001.00.10.00 Free Of fused quartz or other fused silica vs-6914904100
7002.20.10.00 Free Of fused quartz or other fused silica vs-7001001000
7002.31.00.00 Free Of fused quartz or other fused silica vs-7002201000
7017.10 Of fused quartz or other fused silica: vs-7002310000
8412.21.00.30 Free Weld fused type
Other:
vs-701710
9902.14.69 Free Polycrystalline fibers containing by weight over 70 percent of alumina and less than 30 percent of silica, the foregoing containing no alkaline oxides or boric oxide, presented in bulk (provided for in subheading 6806.10.00) vs-8412210030