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Volume & capacity

Just how much is 1 picolitre?

Microscopic

1 pL

Scale
1 picolitre

The quantity is exact as entered.

1 pLVolume

Too small to see at this scale. The ring marks its true-scale position, not its volume. The shape has not been enlarged.

0.05 ml drop

A drop is a very small portion of liquid formed by surface tension.

50 µLVolume
These are equal-volume cubes. Edge lengths grow with the cube root of capacity; the cubes do not depict container exteriors.

A little perspective

The capacity of a 0.05 ml drop is about 50,000,000 times 1 picolitre.

Measurements, assumptions & sources +

1 picolitre

Volume: 1 pL; definition.

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

NIST — SI conversion factors

0.05 ml drop

Volume: 50 µL; example.

Defined 0.05 ml capacity. Actual containers, servings and fills vary. Outer shape is not used to calculate capacity.

Defined examples — our methodology

The marked volume is calibrated. Unmeasured illustration details are representative.

Measurement details

Why these numbers?

Compare 1 picolitre with the volume of a 0.05 ml drop. The notes below explain how each value was chosen.

1 picolitre

1 pL

Volume · definition

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

0.05 ml drop

50 µL

Volume · example

Defined 0.05 ml capacity. Actual containers, servings and fills vary. Outer shape is not used to calculate capacity.

Comparing
Volume ↔ Volume
Relative size
The capacity of a 0.05 ml drop is about 50,000,000 times 1 picolitre.

How to read the visual

The diagram uses the recorded measurements. Details outside the marked spans do not set the scale.

  • The volume of a 0.05 ml drop: This is an illustrative comparison value, not a claim that every example is the same.

Volume measures three-dimensional space; a container’s capacity is not its outside dimensions.

1 × 10⁻¹² Llitres
1 × 10⁻¹⁵ m³cubic metres
2.6417 × 10⁻¹³ US galUS gallons
2.1997 × 10⁻¹³ UK galUK gallons

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