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Drugs & toxicology

Morphine unit converter

Morphine level in serum or plasma (drug monitoring; schmerztherapie, Toxikologie)

Also known as: Morphin

Converter

Enter a value in any unit and all other units fill in.

Worked example

10 nmol/L = 2.85 ng/mL

Conversion formulas

nmol/Lnmol/L = ng/mL × 3.505ng/mL = nmol/L × 0.2853

Good to know

Morphine is reported in ng/mL or nmol/L. The page converts between the units only.

Reference range

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Source: PubChem: Morphine · Last reviewed: 2026-10-19

Note from the source: No established reference range; the page converts units only. Mass-to-amount conversion uses a molar mass of 285.34 g/mol. Drug levels must be interpreted by the treating team; this is not a dosing recommendation.

Frequently asked questions

How do I convert Morphine from ng/mL to nmol/L?

nmol/L = ng/mL × 3.505. In the other direction: ng/mL = nmol/L × 0.2853.

Which units are used for Morphine?

Common units are ng/mL, nmol/L.

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