Mass concentration.
Grams per Gallon to Ounces per Gallon Converter — g/gal to oz/gal
Convert Gram per Gallon (g/gal) to Ounce per Gallon (oz/gal) using the exact conversion factor (1 gram per gallon = 0.035273962 ounce per gallon). See the formula, worked examples, conversion table, and common uses.
Grams per Gallon to Ounces per Gallon 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 0.2641720524 / 7.489151707.
Mass Concentration units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Grams per Gallon to Ounces per Gallon
Gram per Gallon and Ounce per Gallon 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
ounces per gallon = grams per gallon × 0.0352739619496
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per gallon equals 0.264172052358 base units, and 1 ounce per gallon equals 7.48915170731 base units, so dividing one by the other gives the direct gram per gallon-to-ounce per gallon factor of 0.0352739619496.
Simple example
1 g/gal × 0.03527396195 = 0.035273962 oz/gal
1 gram per gallon = 0.035273962 ounces per gallon.
Real-world example
100 g/gal × 0.03527396195 = 3.527396195 oz/gal
100 grams per gallon = 3.527396195 ounces per gallon.
Conversion table
| Gram per Gallon (g/gal) | Ounce per Gallon (oz/gal) |
|---|---|
| 0.001 g/gal | 0.000035274 oz/gal |
| 0.01 g/gal | 0.0003527396 oz/gal |
| 0.1 g/gal | 0.0035273962 oz/gal |
| 1 g/gal | 0.035273962 oz/gal |
| 10 g/gal | 0.3527396195 oz/gal |
| 100 g/gal | 3.527396195 oz/gal |
Reverse conversion: Ounce per Gallon to Gram per Gallon
0.035273962 oz/gal × 28.34952313 = 1.000000001 g/gal
0.035273962 ounces per gallon = 1.000000001 grams per gallon.
grams per gallon = ounces per gallon × 28.349523125
For a page dedicated to this direction, see Ounce per Gallon to Gram per Gallon.
Understanding the Gram per Gallon (g/gal)
Mass concentration.
Understanding the Ounce per Gallon
Ounce per Gallon (oz/gal) measures concentration (dilution rate). A US customary way to express how much concentrate is mixed into each gallon of a diluted solution. It is classified as a US customary concentration unit.
Where it's used: United States
Uses of the Ounce per Gallon today
- Used to express dilution rates on many US pesticide, herbicide, and household cleaning product labels, which commonly specify a number of fluid ounces of concentrate per gallon of water
Ounce per Gallon — sources
- US product-label dilution conventions (pesticide/herbicide industry guides) — Fluid ounces of concentrate per gallon is a widely used label format for US spray and cleaning product dilution instructions.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many ounces per gallon are in 1 gram per gallon?
1 gram per gallon equals 0.035273962 ounces per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert gram per gallon to ounce per gallon?
Multiply the gram per gallon value by 0.03527396195. The converter above does this instantly to whatever precision you set.
How do I convert ounce per gallon back to gram per gallon?
Use the reverse factor: 1 ounce per gallon equals 28.34952313 grams per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per gallon?
Gram per Gallon (g/gal) is a unit of chemistry.
What is a ounce per gallon?
Ounce per Gallon (oz/gal) measures concentration (dilution rate). A US customary way to express how much concentrate is mixed into each gallon of a diluted solution. It is classified as a US customary concentration unit.
Is the gram per gallon to ounce per gallon conversion exact?
Yes. Both gram per gallon and ounce per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.03527396195 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.