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7002.31.00.00/Fused Silica Pharmaceutical Drying Tubes/Mexico

Fused Silica Pharmaceutical Drying Tubes from Mexico

Unworked tubes of fused quartz used in freeze-drying equipment for pharmaceutical lyophilization processes. Inertness prevents product-glass interactions during sublimation. Classified under 7002.31.00.00 as unworked fused silica tubes.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• USP Class VI biocompatibility certificates often required alongside material specs

• Document cleanroom production to prove pharmaceutical grade purity