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Cyanocobalamin Succinate Complex from Japan

Cyanocobalamin complexed with succinic acid for enhanced stability in liquid formulations, retaining full B12 vitamin activity. Classifies under HTS 2936.26.00.00 as B12 derivative; succinate qualifies as stabilizer (Chapter Note 2(f)). Used in energy drink fortifications.

Duty Rate — Japan → United States

15%

Rate breakdown

9903.04.6215%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Succinic acid ≤10% w/w to qualify stabilizer exception; pH stability data required; heavy metal limits per USP <231>