Common density reference
Density connects volume and weight. Values vary with temperature and composition. Use measured data for critical work.
| Substance | Approximate density | One liter in pounds |
|---|---|---|
| Water | 0.9982 kg/L | 2.201 lb |
| Milk | 1.0300 kg/L | 2.271 lb |
| Cooking oil | 0.9200 kg/L | 2.028 lb |
| Olive oil | 0.9110 kg/L | 2.008 lb |
| Gasoline | 0.7400 kg/L | 1.631 lb |
| Diesel | 0.8320 kg/L | 1.834 lb |
| Honey | 1.4200 kg/L | 3.131 lb |
| Ethanol | 0.7893 kg/L | 1.740 lb |
| Mercury | 13.5460 kg/L | 29.864 lb |
| Glycerin | 1.2610 kg/L | 2.780 lb |
| Sea water | 1.0250 kg/L | 2.260 lb |
| Maple syrup | 1.3300 kg/L | 2.932 lb |
Formula used
How to use this calculator
- Choose the conversion direction.
- Enter the amount and select its unit.
- Choose a substance or enter custom density.
- Set temperature and precision options when needed.
- Add batch values or comparison substances.
- Press calculate, then copy or export results.
Example conversions
| Substance | Liters | Density | Approximate pounds |
|---|---|---|---|
| Water | 1 L | 0.9982 kg/L | 2.20 lb |
| Milk | 1 L | 1.0300 kg/L | 2.27 lb |
| Cooking oil | 1 L | 0.9200 kg/L | 2.03 lb |
| Honey | 1 L | 1.4200 kg/L | 3.13 lb |
| Gasoline | 1 L | 0.7400 kg/L | 1.63 lb |
Saved calculation history
History stays in this browser. It never reaches the server.
Frequently asked questions
Can liters convert directly to pounds?
No, liters measure volume. Pounds measure mass or weight. Density connects these different measurements.
How many pounds are in one liter of water?
One liter weighs about 2.20 pounds near room temperature. Exact weight changes slightly with temperature. Purity can also affect density.
Why do substances produce different answers?
Each substance has a different density. Dense liquids weigh more per liter. Lighter liquids weigh less per liter.
Can I enter pounds and calculate liters?
Yes, choose weight to volume. Select the weight and volume units. The calculator then reverses the formula.
What density unit should I use?
Use any supported density unit. The calculator converts it internally. Kilograms per liter is the main formula unit.
Does temperature affect the result?
Temperature can change a liquid's density. The optional adjustment estimates this change. Laboratory work needs measured density values.
Can this calculator handle very large values?
Yes, scientific notation is supported. You can also increase displayed precision. Browser number limits still apply.
What are significant figures?
Significant figures control meaningful reported digits. They differ from fixed decimal places. Use them for measured scientific data.
How accurate are preset densities?
Preset values are practical approximations. Product composition can change real density. Use supplier data for exact calculations.
Can I convert several values together?
Yes, enter one value per line. The batch tool processes one hundred lines. Results can download as CSV or PDF.
Are pounds mass or force?
This calculator treats pounds as common avoirdupois mass. Everyday weight labels usually follow this convention. Engineering force calculations need pound-force units.