Troy ounce per Fluid ounce (oz t/fl oz) expresses mass in troy ounce per unit volume in fluid ounce, found by dividing a mass value by a volume value.
Troy ounce per Fluid ounce to Dram per Milliliter
Convert troy ounce per fluid ounce (oz t/fl oz) to dram per milliliter (dr/mL) instantly with formula, conversion table, and FAQ.
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Convert troy ounce per fluid ounce (oz t/fl oz) to dram per milliliter (dr/mL) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Dram per Milliliter (dr/mL) expresses mass in dram per unit volume in milliliter, found by dividing a mass value by a volume value.
dr/mL = oz t/fl oz × 0.593581
Results update instantly for Troy ounce per Fluid ounce to Dram per Milliliter conversions.
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Formula
dr/mL = oz t/fl oz × 0.593581
oz t/fl oz = dr/mL × 1.68469
Conversion table
| 1 oz t/fl oz | 0.593581 dr/mL |
| 5 oz t/fl oz | 2.967905 dr/mL |
| 10 oz t/fl oz | 5.93581 dr/mL |
| 20 oz t/fl oz | 11.87162 dr/mL |
| 50 oz t/fl oz | 29.679051 dr/mL |
| 100 oz t/fl oz | 59.358102 dr/mL |
| 500 oz t/fl oz | 296.790508 dr/mL |
| 1000 oz t/fl oz | 593.581016 dr/mL |
Related conversions
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How the formula works
Both troy ounce per fluid ounce and dram per milliliter measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in troy ounce per fluid ounce by 0.593581 to get dram per milliliter. To reverse the conversion, multiply a dram per milliliter value by 1.68469 to get back to troy ounce per fluid ounce.
Frequently asked questions
What is Troy ounce per Fluid ounce (oz t/fl oz)?
Troy ounce per Fluid ounce (oz t/fl oz) expresses mass in troy ounce per unit volume in fluid ounce, found by dividing a mass value by a volume value.
What is Dram per Milliliter (dr/mL)?
Dram per Milliliter (dr/mL) expresses mass in dram per unit volume in milliliter, found by dividing a mass value by a volume value.
How do I convert troy ounce per fluid ounce to dram per milliliter?
Multiply the troy ounce per fluid ounce value by 0.593581 to get the equivalent in dram per milliliter. For example, 5 oz t/fl oz × 0.593581 = 2.967905 dr/mL.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.593581 is an exact, non-rounded value.
Can I convert dram per milliliter back to troy ounce per fluid ounce?
Yes. Divide the dram per milliliter value by 0.593581, or multiply it by 1.68469, to get troy ounce per fluid ounce.
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About converting troy ounce per fluid ounce to dram per milliliter
Troy ounce per Fluid ounce (oz t/fl oz) expresses mass in troy ounce per unit volume in fluid ounce, found by dividing a mass value by a volume value. Dram per Milliliter (dr/mL) expresses mass in dram per unit volume in milliliter, found by dividing a mass value by a volume value.
Use this calculator to move between troy ounce per fluid ounce and dram per milliliter accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.