Quectoliter is 1e-30 liter units.
Quectoliters to Zeptoliters Converter — qL to zL
Convert Quectoliter (qL) to Zeptoliter (zL) using the exact conversion factor (1 quectoliter = 1e-9 zeptoliter). See the formula, worked examples, and conversion table.
Quectoliters to Zeptoliters 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.
Zeptoliter is 1e-21 liter units.
Result = input x 1e-33 / 1e-24.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Quectoliters to Zeptoliters
Quectoliter and Zeptoliter 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: Quectoliter is 1e-30 liter units, and zeptoliter is 1e-21 liter units.
Formula
zeptoliters = quectoliters × 1e-9
This factor comes from each unit's defined relationship to the category's base unit: 1 quectoliter equals 1e-33 base units, and 1 zeptoliter equals 1e-24 base units, so dividing one by the other gives the direct quectoliter-to-zeptoliter factor of 1e-9.
Simple example
1 qL × 1e-9 = 1e-9 zL
1 quectoliter = 1e-9 zeptoliters.
Real-world example
10 qL × 1e-9 = 1e-8 zL
10 quectoliters = 1e-8 zeptoliters.
Conversion table
| Quectoliter (qL) | Zeptoliter (zL) |
|---|---|
| 1 qL | 1e-9 zL |
| 5 qL | 5e-9 zL |
| 10 qL | 1e-8 zL |
| 25 qL | 2.5e-8 zL |
| 50 qL | 5e-8 zL |
| 100 qL | 1e-7 zL |
Reverse conversion: Zeptoliter to Quectoliter
1e-9 zL × 1000000000 = 1 qL
1e-9 zeptoliters = 1 quectoliter.
quectoliters = zeptoliters × 1000000000
For a page dedicated to this direction, see Zeptoliter to Quectoliter.
Understanding the Quectoliter (qL)
Quectoliter is 1e-30 liter units.
Understanding the Zeptoliter (zL)
Zeptoliter is 1e-21 liter units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many zeptoliters are in 1 quectoliter?
1 quectoliter equals 1e-9 zeptoliters, using the exact defined conversion factor rather than an estimate.
How do I convert quectoliter to zeptoliter?
Multiply the quectoliter value by 1e-9. The converter above does this instantly to whatever precision you set.
How do I convert zeptoliter back to quectoliter?
Use the reverse factor: 1 zeptoliter equals 1,000,000,000 quectoliters. You can also use the swap control in the converter above to flip the direction instantly.
What is a quectoliter?
Quectoliter (qL) is a unit of volume.
What is a zeptoliter?
Zeptoliter (zL) is a unit of volume.
Is the quectoliter to zeptoliter conversion exact?
Yes. Both quectoliter and zeptoliter are defined by fixed standards rather than physical artifacts, so the factor of 1e-9 used above is exact to as many digits as you choose to display.