2842.10.00.00/Silicalite-1 Aluminosilicate/Japan

Silicalite-1 Aluminosilicate from Japan

Silicalite-1 (pure silica MFI) with trace aluminum forms hydrophobic zeolite membranes. Classified HTS 2842.10.00.00 when chemically defined as complex silicate. Used in pervaporation and organic separations.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Specify aluminum content <1% if applicable; provide hydrophobicity contact angle data; distinguish from optical grade under Chapter 90 exclusion