2853.90.90.90/Conductivity Water Type I/Mexico

Conductivity Water Type I from Mexico

Type I conductivity water has resistivity >18 MΩ·cm, used in semiconductor manufacturing and analytical labs. Classified in HTS 2853.90.90.90 as 'water of similar purity' among other inorganic compounds. Produced via multi-stage purification including deionization and UV treatment.

Duty Rate — Mexico → United States

2.8%

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))

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Import Tips

• Include resistivity test reports for customs verification

• Ship in inert-lined containers to prevent contamination

• Differentiate from deionized water which may fall under 2853 only if similar purity