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Lorazepam API Crystals

High-purity lorazepam API in crystalline form, used in antianxiety medications and anesthesia premedication. It falls under tariff item 2933.91.00 as lorazepam (INN), a 1,4-benzodiazepine derivative.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳ChinaFree—Free
🇲🇽MexicoFree—Free
🇺🇸United StatesFree—Free
🇩🇪GermanyFree—Free
🇯🇵JapanFree—Free

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2933.99.00Same rate: Free

If the crystals are not specifically named in this tariff item

Other nitrogen hetero-atom compounds

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Ensure the crystalline form is pure lorazepam and not a solvate or hydrate that changes classification

• Provide a controlled substance permit and certificate of analysis to the CBSA

Related Products under Tariff item 2933.91.00

Alprazolam Base USP

Alprazolam base in USP reference standard form, a triazolobenzodiazepine used to treat anxiety and panic disorders. Its specific nitrogen heterocyclic structure places it under tariff item 2933.91.00 as alprazolam (INN).

Alprazolam Powder

Alprazolam powder is a pharmaceutical-grade benzodiazepine used to treat anxiety and panic disorders. As a chemically defined heterocyclic compound with nitrogen hetero-atoms, it is specifically named under tariff item 2933.91.00. This bulk API is imported for formulation into finished dosage forms.

Chlordiazepoxide HCl API

Chlordiazepoxide hydrochloride, the first benzodiazepine discovered, used for anxiety and alcohol withdrawal. This salt form is classified under tariff item 2933.91.00 as a salt of chlordiazepoxide (INN).

Clonazepam Micronized Powder

Micronized clonazepam powder, a benzodiazepine used in antiepileptic and antipanic formulations. Its particle size enhances bioavailability, but it remains classified under tariff item 2933.91.00 as clonazepam (INN).

Clorazepate Dipotassium Salt

Clorazepate dipotassium salt, a prodrug that hydrolyzes to desmethyldiazepam in the stomach. It is classified under tariff item 2933.91.00 as a salt of clorazepate, a named compound in the item.

Diazepam USP Grade

Diazepam USP grade is a high-purity benzodiazepine used for anxiety, muscle spasms, and seizure control. This chemically defined heterocyclic nitrogen compound is explicitly named in tariff item 2933.91.00. It is imported in bulk as an active pharmaceutical ingredient for further processing.