Milliliter to Microliter Converter

Enter the value that you want to convert milliliter (mL) to microliter (µL) or microliter to milliliter.Also written as ML to ΜL conversion.

1 milliliter = 1000.0000000 microliter

Formula: microliter = milliliter value × 1000.0000000

ML to ΜL — milliliter to microliter

Value

Result

10000.00000µL

10 milliliter = 10000.00000 microliter

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How Milliliter Relates to Microliter

The Milliliter Explained

Milliliter (mL) is a unit of volume measurement. 1 milliliter is equal to 1000.0000000 microliter.

The Microliter Explained

Microliter (µL) is a unit of volume measurement. 1 microliter is equal to 0.0010000 milliliter.

Volume Measurement Systems

Volume units are particularly confusing because the US and UK gallons differ (US gallon = 3.785 L, UK gallon = 4.546 L), as do their pints, cups, and fluid ounces. Cooking, fuel economy, beverage production, and pharmaceutical compounding all require precise volume conversions. Laboratory work uses milliliters and liters while US recipes specify cups, tablespoons, and fluid ounces.

milliliter to microliter metric conversion table

0.01 mL	=	10.00000 µL
0.1 mL	=	100.00000 µL
1 mL	=	1000.00000 µL
2 mL	=	2000.00000 µL
3 mL	=	3000.00000 µL
4 mL	=	4000.00000 µL
5 mL	=	5000.00000 µL
6 mL	=	6000.00000 µL
7 mL	=	7000.00000 µL
8 mL	=	8000.00000 µL
9 mL	=	9000.00000 µL
10 mL	=	10000.00000 µL
11 mL	=	11000.00000 µL
12 mL	=	12000.00000 µL
13 mL	=	13000.00000 µL
14 mL	=	14000.00000 µL
15 mL	=	15000.00000 µL
16 mL	=	16000.00000 µL
17 mL	=	17000.00000 µL
18 mL	=	18000.00000 µL

19 mL	=	19000.00000 µL
20 mL	=	20000.00000 µL
30 mL	=	30000.00000 µL
40 mL	=	40000.00000 µL
50 mL	=	50000.00000 µL
60 mL	=	60000.00000 µL
70 mL	=	70000.00000 µL
80 mL	=	80000.00000 µL
90 mL	=	90000.00000 µL
100 mL	=	100000.00000 µL
200 mL	=	200000.00000 µL
300 mL	=	300000.00000 µL
400 mL	=	400000.00000 µL
500 mL	=	500000.00000 µL
600 mL	=	600000.00000 µL
700 mL	=	700000.00000 µL
800 mL	=	800000.00000 µL
900 mL	=	900000.00000 µL
1000 mL	=	1000000.00000 µL

How to Convert ML to ΜL (Milliliter to Microliter)?

We can convert milliliter to microliter by using an example.

Example:

Convert 20 Milliliter to Microliter?

We know 1 Milliliter = 1000.0000000 microliter; 1 Microliter = 0.0010000 milliliter.

20 milliliter = ___µL

20 × 1000.0000000 = 20000.00000 µL (we know 1 milliliter = 1000.0000000 microliter)

Answer:

20 milliliter = 20000.00000 microliter

Milliliters to Microliters: Precision Pipetting in the Lab

One milliliter equals 1,000 microliters (µL). The microliter is the standard unit for molecular biology, clinical chemistry, and pharmaceutical research where tiny, precise volumes are handled with micropipettes. Converting mL to µL requires multiplying by 1,000 — a straightforward but critical step in protocol accuracy.

Note the volume in milliliters (mL).
Multiply by 1,000.
The result is the volume in microliters (µL).
Example: 0.5 mL × 1,000 = 500 µL.

💡 Tip: Move the decimal 3 places to the right. Most micropipettes display volumes in µL: a P1000 pipette (1,000 µL max) handles up to 1 mL; a P200 handles up to 0.2 mL (200 µL).

mL to µL — Micropipette Reference

Common milliliter-to-microliter equivalents for lab pipetting and sample preparation:

Milliliter	Microliter	Note
0.001 mL	1 µL	P2 pipette range
0.01 mL	10 µL	P10 pipette max
0.02 mL	20 µL	P20 pipette max
0.1 mL	100 µL	Common PCR volume
0.2 mL	200 µL	P200 pipette max
0.5 mL	500 µL	Eppendorf half-full
1 mL	1,000 µL	P1000 pipette max
5 mL	5,000 µL	Serological pipette range

Solved Examples: mL → µL

Question 1: A PCR protocol requires 0.025 mL of DNA template. How many µL should you pipette?

Solution:

µL = mL × 1,000

= 0.025 × 1,000

= 25 µL

Answer: 0.025 mL = 25 µL (use a P200 pipette set to 25).

Question 2: You need to add 0.002 mL of enzyme to a reaction. Express in µL.

Solution:

µL = 0.002 × 1,000

= 2 µL

Answer: 0.002 mL = 2 µL (use a P2 or P10 pipette).

Question 3: A cell culture protocol calls for 1.5 mL of media. How many µL is this?

Solution:

µL = 1.5 × 1,000

= 1,500 µL

Answer: 1.5 mL = 1,500 µL (may require two pipettings with a P1000).

Practice Questions

Try solving these on your own to test your understanding:

Convert 0.075 mL to µL. (Answer: 75 µL)
A protocol needs 3.5 mL of buffer. How many µL? (Answer: 3,500 µL)
Express 0.15 mL in µL. (Answer: 150 µL)
How many mL is 250 µL? (Answer: 0.25 mL)
A reaction uses 0.005 mL of primer. Convert to µL. (Answer: 5 µL)

Micropipette Selection Guide

Choosing the correct micropipette depends on the volume in µL: P2 (0.1–2 µL), P10 (1–10 µL), P20 (2–20 µL), P100 (10–100 µL), P200 (20–200 µL), P1000 (100–1,000 µL). Never use a pipette below 10% of its maximum volume — accuracy drops significantly. Always convert your protocol volumes from mL to µL first, then select the appropriate pipette size.

Precision Matters: Errors at the Microliter Scale

At the µL scale, small errors become proportionally large. A 1 µL error when pipetting 10 µL is a 10% error — enough to ruin an experiment. When protocols list volumes in mL (like 0.01 mL), converting to µL (10 µL) immediately tells you which pipette to use and alerts you to the precision required. Calibrate micropipettes regularly and use proper technique (pre-wetting tips, correct immersion depth).

Key Takeaways

1 mL = 1,000 µL exactly.
Multiply mL by 1,000 to get µL.
Move the decimal 3 places to the right.
P1000 micropipette maximum = 1 mL = 1,000 µL.
Never use a pipette below 10% of its rated capacity.
Common PCR volumes: 10–50 µL (0.01–0.05 mL).

Milliliter to Microliter Conversion Formula

microliter = milliliter × 1000.0000000

1 milliliter = 1000.0000000 microliter

1 microliter = 0.0010000 milliliter

Reverse: milliliter = microliter × 0.0010000

Frequently Asked Questions

How many microliter are in 1 milliliter?

There are 1000.0000000 microliter in 1 milliliter. To convert milliliter to microliter, multiply the value by 1000.0000000.

How do I convert milliliter to microliter?

Multiply your milliliter value by 1000.0000000 to get the equivalent in microliter. For example, 5 milliliter = 5 × 1000.0000000 = 5000.00000 microliter.

How do I convert microliter to milliliter?

Multiply your microliter value by 0.0010000 to get the equivalent in milliliter. Alternatively, divide by 1000.0000000.

What is 10 milliliter in microliter?

10 milliliter is equal to 10000.00000 microliter.

What is 100 milliliter in microliter?

100 milliliter is equal to 100000.00000 microliter.