mL to µL Converter

Convert between liters, milliliters and microliters in either direction, with each step of the arithmetic displayed.

Educational use only This site shows arithmetic and explains terminology. It never recommends doses, amounts or schedules, and it does not give medical advice. Any volume it shows is arithmetic on numbers you entered yourself. Follow the official product labeling and the instructions of a licensed healthcare professional or pharmacist. See the Medical Disclaimer.

Converter

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Result

What this tool does

It converts a liquid volume written in one metric unit into another. It is useful when a volume is given in µL but a concentration is expressed per mL, or the other way round.

Inputs and outputs

Enter a positive number, choose the unit it is in and the unit you want. The converted value appears with its unit and the steps used.

Formula

1 L = 1,000 mL = 1,000,000 µL

Generic example. 0.2 mL × 1,000 = 200 µL. And 2,500 µL ÷ 1,000 = 2.5 mL.

Limitations

  • Metric volume only. It does not convert mass, IU or syringe markings.
  • It does not tell you what volume is appropriate for anything.

Common mistakes

  • Confusing mL and µL. A thousand-fold mismatch changes everything downstream.
  • Typing "µ" into the number field. Enter digits only and pick units from the menus.

Frequently asked questions

How many µL are in 1 mL?

1 mL equals 1,000 µL. To go from mL to µL, multiply by 1,000.

Is a mL the same as a cc?

Yes, 1 cubic centimeter (cc) equals 1 mL. This converter uses mL.

Why convert volume at all?

Concentration math needs consistent units. If a volume is written in µL but a concentration is per mL, convert first.

Does this convert syringe units?

No. This tool converts metric volume only.

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Official sources

Always check the current official labeling for your specific product. See the Sources page for how this site uses sources.