Attoliter is 1e-18 liter units.
Attoliters to Picoliters Converter — aL to pL
Convert Attoliter (aL) to Picoliter (pL) using the exact conversion factor (1 attoliter = 0.000001 picoliter). See the formula, worked examples, and conversion table.
Attoliters to Picoliters converter
Converter
Volume Converter
Convert metric, US customary, imperial, cooking, dry, and industrial volume units.
Context values
Some unit families need one extra value for a physically accurate result.
Picoliter is 1e-12 liter units.
Result = input x 1e-21 / 1e-15.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Attoliters to Picoliters
Attoliter and Picoliter appear side by side at fuel pumps and on beverage labels, since the US measures liquids in gallons while most of the world uses liters. Specifically: Attoliter is 1e-18 liter units, and picoliter is 1e-12 liter units.
Formula
picoliters = attoliters × 0.000001
This factor comes from each unit's defined relationship to the category's base unit: 1 attoliter equals 1e-21 base units, and 1 picoliter equals 1e-15 base units, so dividing one by the other gives the direct attoliter-to-picoliter factor of 0.000001.
Simple example
1 aL × 0.000001 = 0.000001 pL
1 attoliter = 0.000001 picoliters.
Real-world example
10 aL × 0.000001 = 0.00001 pL
10 attoliters = 0.00001 picoliters.
Conversion table
| Attoliter (aL) | Picoliter (pL) |
|---|---|
| 1 aL | 0.000001 pL |
| 5 aL | 0.000005 pL |
| 10 aL | 0.00001 pL |
| 25 aL | 0.000025 pL |
| 50 aL | 0.00005 pL |
| 100 aL | 0.0001 pL |
Reverse conversion: Picoliter to Attoliter
0.000001 pL × 1000000 = 1 aL
0.000001 picoliters = 1 attoliter.
attoliters = picoliters × 1000000
For a page dedicated to this direction, see Picoliter to Attoliter.
Understanding the Attoliter (aL)
Attoliter is 1e-18 liter units.
Understanding the Picoliter (pL)
Picoliter is 1e-12 liter units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many picoliters are in 1 attoliter?
1 attoliter equals 0.000001 picoliters, using the exact defined conversion factor rather than an estimate.
How do I convert attoliter to picoliter?
Multiply the attoliter value by 0.000001. The converter above does this instantly to whatever precision you set.
How do I convert picoliter back to attoliter?
Use the reverse factor: 1 picoliter equals 1,000,000 attoliters. You can also use the swap control in the converter above to flip the direction instantly.
What is a attoliter?
Attoliter (aL) is a unit of volume.
What is a picoliter?
Picoliter (pL) is a unit of volume.
Is the attoliter to picoliter conversion exact?
Yes. Both attoliter and picoliter are defined by fixed standards rather than physical artifacts, so the factor of 0.000001 used above is exact to as many digits as you choose to display.