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3912.31.00.90/Carboxymethylcellulose Sodium USP Grade/Japan

Carboxymethylcellulose Sodium USP Grade from Japan

USP-grade sodium carboxymethylcellulose is a pharmaceutical excipient for tablet binding and suspension stabilization. Classified in HTS 3912.31.00.90 as other carboxymethylcellulose salts in primary forms, meeting subheading note purity criteria. Imported as powder for direct use in drug manufacturing.

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

• Provide USP/EP certificates proving compliance with pharmacopeia standards for duty-free eligibility under certain programs

• Label as 'not for retail' to prevent misclassification into consumer packaging under 3923/3924

Carboxymethylcellulose Sodium USP Grade from Japan — Import Duty Rate | HTS 3912.31.00.90