Mass concentration.
Ounces per Liter to Milligrams per Milliliter Converter — oz/L to mg/mL
Convert Ounce per Liter (oz/L) to Milligram per Milliliter (mg/mL) using the exact conversion factor (1 ounce per liter = 28.34952313 milligram per milliliter). See the formula, worked examples, and conversion table.
Ounces per Liter to Milligrams per Milliliter converter
Converter
Chemistry Converter
Convert concentration, molarity, amount, and laboratory scientific units by compatible family.
Context values
Some unit families need one extra value for a physically accurate result.
Mass concentration.
Result = input x 28.34952313 / 1.
Mass Concentration units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Liter to Milligrams per Milliliter
Ounce per Liter and Milligram per Milliliter both measure mass concentration — how much of a substance is dissolved or dispersed in a given volume — a core calculation for preparing lab solutions, checking water quality against a regulatory limit, or formulating a pharmaceutical dose. Both are mass concentration units.
Formula
milligrams per milliliter = ounces per liter × 28.349523125
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per liter equals 28.349523125 base units, and 1 milligram per milliliter equals 1 base unit, so dividing one by the other gives the direct ounce per liter-to-milligram per milliliter factor of 28.349523125.
Simple example
1 oz/L × 28.34952313 = 28.34952313 mg/mL
1 ounce per liter = 28.34952313 milligrams per milliliter.
Real-world example
100 oz/L × 28.34952313 = 2,834.952313 mg/mL
100 ounces per liter = 2,834.952313 milligrams per milliliter.
Conversion table
| Ounce per Liter (oz/L) | Milligram per Milliliter (mg/mL) |
|---|---|
| 0.001 oz/L | 0.0283495231 mg/mL |
| 0.01 oz/L | 0.2834952313 mg/mL |
| 0.1 oz/L | 2.834952313 mg/mL |
| 1 oz/L | 28.34952313 mg/mL |
| 10 oz/L | 283.4952313 mg/mL |
| 100 oz/L | 2,834.952313 mg/mL |
Reverse conversion: Milligram per Milliliter to Ounce per Liter
28.34952313 mg/mL × 0.03527396195 = 1 oz/L
28.34952313 milligrams per milliliter = 1 ounces per liter.
ounces per liter = milligrams per milliliter × 0.0352739619496
For a page dedicated to this direction, see Milligram per Milliliter to Ounce per Liter.
Understanding the Ounce per Liter (oz/L)
Mass concentration.
Understanding the Milligram per Milliliter (mg/mL)
Mass concentration.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per milliliter are in 1 ounce per liter?
1 ounce per liter equals 28.34952313 milligrams per milliliter, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per liter to milligram per milliliter?
Multiply the ounce per liter value by 28.34952313. The converter above does this instantly to whatever precision you set.
How do I convert milligram per milliliter back to ounce per liter?
Use the reverse factor: 1 milligram per milliliter equals 0.035273962 ounces per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per liter?
Ounce per Liter (oz/L) is a unit of chemistry.
What is a milligram per milliliter?
Milligram per Milliliter (mg/mL) is a unit of chemistry.
Is the ounce per liter to milligram per milliliter conversion exact?
Yes. Both ounce per liter and milligram per milliliter are defined by fixed standards rather than physical artifacts, so the factor of 28.34952313 used above is exact to as many digits as you choose to display.
What's the difference between mass concentration and molarity?
Mass concentration expresses how much mass of a substance is present per unit volume (for example, grams per liter). Molarity expresses the amount in moles per liter instead, which accounts for the substance's molecular weight. This category converts mass-concentration units.