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Tincal Crude Borax Ore from Mexico

Tincal is crude native borax found in Tibetan salt lakes (solid form), concentrated without brine separation for glassmaking. Classified in HTS 2528.00.00 as natural sodium borate, it's the historical source of refined borax. Supplied in lumps or ground form.

Duty Rate — Mexico → United States

10%

Rate breakdown

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

Import Tips

Document solid deposit origin to exclude brine-separated borates

Impurity tolerance analysis prevents synthetic misclassification

Tincal Crude Borax Ore from Mexico — Import Duty Rate | HTS 2528.00.00