Approximate mg/L in water.
Parts per million water to Ounces per Liter Converter — ppm to oz/L
Convert Parts per million water (ppm) to Ounce per Liter (oz/L) using the exact conversion factor (1 parts per million water = 0.000035274 ounce per liter). See the formula, worked examples, and conversion table.
Parts per million water to Ounces per Liter 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 0.001 / 28.34952313.
Mass Concentration units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Parts per million water to Ounces per Liter
Parts per million water and Ounce per Liter 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. Specifically: Approximate mg/L in water, and mass concentration.
Formula
ounces per liter = parts per million water × 0.0000352739619496
This factor comes from each unit's defined relationship to the category's base unit: 1 parts per million water equals 0.001 base units, and 1 ounce per liter equals 28.349523125 base units, so dividing one by the other gives the direct parts per million water-to-ounce per liter factor of 0.0000352739619496.
Simple example
1 ppm × 0.00003527396195 = 0.000035274 oz/L
1 parts per million water = 0.000035274 ounces per liter.
Real-world example
100 ppm × 0.00003527396195 = 0.0035273962 oz/L
100 parts per million water = 0.0035273962 ounces per liter.
Conversion table
| Parts per million water (ppm) | Ounce per Liter (oz/L) |
|---|---|
| 0.001 ppm | 3.527396e-8 oz/L |
| 0.01 ppm | 3.527396e-7 oz/L |
| 0.1 ppm | 0.0000035274 oz/L |
| 1 ppm | 0.000035274 oz/L |
| 10 ppm | 0.0003527396 oz/L |
| 100 ppm | 0.0035273962 oz/L |
Reverse conversion: Ounce per Liter to Parts per million water
0.000035274 oz/L × 28349.52312 = 1.000001079 ppm
0.000035274 ounces per liter = 1.000001079 parts per million water.
parts per million water = ounces per liter × 28349.523125
For a page dedicated to this direction, see Ounce per Liter to Parts per million water.
Understanding the Parts per million water (ppm)
Approximate mg/L in water.
Understanding the Ounce per Liter (oz/L)
Mass concentration.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many ounces per liter are in 1 parts per million water?
1 parts per million water equals 0.000035274 ounces per liter, using the exact defined conversion factor rather than an estimate.
How do I convert parts per million water to ounce per liter?
Multiply the parts per million water value by 0.00003527396195. The converter above does this instantly to whatever precision you set.
How do I convert ounce per liter back to parts per million water?
Use the reverse factor: 1 ounce per liter equals 28,349.52312 parts per million water. You can also use the swap control in the converter above to flip the direction instantly.
What is a parts per million water?
Parts per million water (ppm) is a unit of chemistry.
What is a ounce per liter?
Ounce per Liter (oz/L) is a unit of chemistry.
Is the parts per million water to ounce per liter conversion exact?
Yes. Both parts per million water and ounce per liter are defined by fixed standards rather than physical artifacts, so the factor of 0.00003527396195 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.