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2836.91.00.10/USP Lithium Carbonate for Thyroid Function Tests/Canada

USP Lithium Carbonate for Thyroid Function Tests from Canada

Pure USP-grade lithium carbonate used in laboratory reagents for thyroid hormone assays. HTS 2836.91.0010 due to USP specification for this chemically defined inorganic carbonate.

Duty Rate — Canada → United States

3.7%

Rate breakdown

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

• Label as lab chemical to avoid pharma drug scrutiny

• Include SDS with heavy metal limits

• Pitfall: retail packaging may trigger 3824 diagnostic reclass

USP Lithium Carbonate for Thyroid Function Tests from Canada — Import Duty Rate | HTS 2836.91.00.10