Adenosylcobalamin (Cobamamide)
Adenosylcobalamin, the mitochondrial coenzyme form of Vitamin B12 (cobamamide), supplied as pure powder for supplement manufacturing. HTS 2936.26.00.00 covers this B12 derivative with full vitamin activity, chemically defined per Chapter Notes. Less stable form requiring specialized handling.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If nucleotide function emphasized
Compounds with prominent nucleoside structure may classify under heterocyclic compounds with nitrogen hetero-atom(s) only.
If for immunological research grade
Specialized B12 forms used in diagnostic sera or vaccines shift to immunological products exclusion.
If hormonal cofactor activity dominates
B12 derivatives with demonstrated hormone-like metabolic functions could classify under hormone analogs.
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Import Tips & Compliance
• Specify anaerobic packaging requirements; provide HPLC assay certificates; nitrogen-flushed shipping mandatory to prevent oxidation
Related Products under HTS 2936.26.00.00
Cyanocobalamin USP Powder
Pharmaceutical-grade cyanocobalamin powder meeting USP standards, a synthetic form of Vitamin B12 used primarily as a vitamin supplement. Classified under HTS 2936.26.00.00 as it is a Vitamin B12 compound with direct B12 activity, unmixed and not in dosage form. This pure chemical form is essential for manufacturing tablets, injections, and fortified foods.
Mecobalamin Crystals
Mecobalamin (methylcobalamin), a coenzyme form of Vitamin B12 with full B12 activity, supplied as pure crystals for pharmaceutical use. Falls under HTS 2936.26.00.00 as a Vitamin B12 derivative used primarily as a vitamin, chemically defined and unmixed. Commonly used in nerve health supplements and injections.
Hydroxocobalamin Acetate
Hydroxocobalamin acetate, a Vitamin B12 derivative used in cyanide poisoning antidotes and B12 deficiency treatments, supplied as sterile powder. HTS 2936.26.00.00 classification applies to this unmixed B12 compound with vitamin activity. The acetate salt form maintains its primary vitamin function.
Cyanocobalamin 1% Feed Grade Premix
Cyanocobalamin premix standardized to 1% B12 activity on maltodextrin carrier for animal nutrition, where B12 remains the principal active. Classifies under HTS 2936.26.00.00 as Vitamin B12 derivative with diluent not rendering specific use (Chapter Note 2(d)). Used in livestock vitamin fortification.
Vitamin B12 0.1% Mannitol Adsorbate
Cyanocobalamin adsorbed onto mannitol at 0.1% concentration for improved handling in tablet compression, maintaining B12 as principal active. Allowed under HTS 2936.26.00.00 per Chapter Note 2(e) as transport excipient not imparting specific use. Pharmaceutical intermediate form.
Methylcobalamin Sodium Salt
Mecobalamin sodium salt, water-soluble Vitamin B12 coenzyme derivative for oral and sublingual supplements. HTS 2936.26.00.00 applies to this organic salt of B12 base per Chapter Note 5(C)(1), retaining vitamin activity. High bioavailability form preferred in consumer products.