Mass concentration.
Grams per Fluid ounce to Milligrams per Microliter Converter — g/fl oz to mg/uL
Convert Gram per Fluid ounce (g/fl oz) to Milligram per Microliter (mg/uL) using the exact conversion factor (1 gram per fluid ounce = 0.0338140227 milligram per microliter). See the formula, worked examples, and conversion table.
Grams per Fluid ounce to Milligrams per Microliter 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 33.8140227 / 1000.
Mass Concentration units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Grams per Fluid ounce to Milligrams per Microliter
Gram per Fluid ounce and Milligram per Microliter 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 microliter = grams per fluid ounce × 0.0338140227018
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per fluid ounce equals 33.8140227018 base units, and 1 milligram per microliter equals 1000 base units, so dividing one by the other gives the direct gram per fluid ounce-to-milligram per microliter factor of 0.0338140227018.
Simple example
1 g/fl oz × 0.0338140227 = 0.0338140227 mg/uL
1 gram per fluid ounce = 0.0338140227 milligrams per microliter.
Real-world example
100 g/fl oz × 0.0338140227 = 3.38140227 mg/uL
100 grams per fluid ounce = 3.38140227 milligrams per microliter.
Conversion table
| Gram per Fluid ounce (g/fl oz) | Milligram per Microliter (mg/uL) |
|---|---|
| 0.001 g/fl oz | 0.000033814 mg/uL |
| 0.01 g/fl oz | 0.0003381402 mg/uL |
| 0.1 g/fl oz | 0.0033814023 mg/uL |
| 1 g/fl oz | 0.0338140227 mg/uL |
| 10 g/fl oz | 0.338140227 mg/uL |
| 100 g/fl oz | 3.38140227 mg/uL |
Reverse conversion: Milligram per Microliter to Gram per Fluid ounce
0.0338140227 mg/uL × 29.57352956 = 0.9999999999 g/fl oz
0.0338140227 milligrams per microliter = 0.9999999999 grams per fluid ounce.
grams per fluid ounce = milligrams per microliter × 29.5735295625
For a page dedicated to this direction, see Milligram per Microliter to Gram per Fluid ounce.
Understanding the Gram per Fluid ounce (g/fl oz)
Mass concentration.
Understanding the Milligram per Microliter (mg/uL)
Mass concentration.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per microliter are in 1 gram per fluid ounce?
1 gram per fluid ounce equals 0.0338140227 milligrams per microliter, using the exact defined conversion factor rather than an estimate.
How do I convert gram per fluid ounce to milligram per microliter?
Multiply the gram per fluid ounce value by 0.0338140227. The converter above does this instantly to whatever precision you set.
How do I convert milligram per microliter back to gram per fluid ounce?
Use the reverse factor: 1 milligram per microliter equals 29.57352956 grams per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per fluid ounce?
Gram per Fluid ounce (g/fl oz) is a unit of chemistry.
What is a milligram per microliter?
Milligram per Microliter (mg/uL) is a unit of chemistry.
Is the gram per fluid ounce to milligram per microliter conversion exact?
Yes. Both gram per fluid ounce and milligram per microliter are defined by fixed standards rather than physical artifacts, so the factor of 0.0338140227 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.