Ounce per Fluid ounce (oz/fl oz) expresses mass in ounce per unit volume in fluid ounce, found by dividing a mass value by a volume value.
Ounce per Fluid ounce to Dram per Pint
Convert ounce per fluid ounce (oz/fl oz) to dram per pint (dr/pt) instantly with formula, conversion table, and FAQ.
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Convert ounce per fluid ounce (oz/fl oz) to dram per pint (dr/pt) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Dram per Pint (dr/pt) expresses mass in dram per unit volume in pint, found by dividing a mass value by a volume value.
dr/pt = oz/fl oz × 256
Results update instantly for Ounce per Fluid ounce to Dram per Pint conversions.
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Formula
dr/pt = oz/fl oz × 256
oz/fl oz = dr/pt × 0.003906
Conversion table
| 1 oz/fl oz | 256 dr/pt |
| 5 oz/fl oz | 1280 dr/pt |
| 10 oz/fl oz | 2560 dr/pt |
| 20 oz/fl oz | 5120 dr/pt |
| 50 oz/fl oz | 12800 dr/pt |
| 100 oz/fl oz | 25600 dr/pt |
| 500 oz/fl oz | 128000 dr/pt |
| 1000 oz/fl oz | 256000 dr/pt |
Related conversions
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How the formula works
Both ounce per fluid ounce and dram per pint measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in ounce per fluid ounce by 256 to get dram per pint. To reverse the conversion, multiply a dram per pint value by 0.003906 to get back to ounce per fluid ounce.
Frequently asked questions
What is Ounce per Fluid ounce (oz/fl oz)?
Ounce per Fluid ounce (oz/fl oz) expresses mass in ounce per unit volume in fluid ounce, found by dividing a mass value by a volume value.
What is Dram per Pint (dr/pt)?
Dram per Pint (dr/pt) expresses mass in dram per unit volume in pint, found by dividing a mass value by a volume value.
How do I convert ounce per fluid ounce to dram per pint?
Multiply the ounce per fluid ounce value by 256 to get the equivalent in dram per pint. For example, 5 oz/fl oz × 256 = 1280 dr/pt.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 256 is an exact, non-rounded value.
Can I convert dram per pint back to ounce per fluid ounce?
Yes. Divide the dram per pint value by 256, or multiply it by 0.003906, to get ounce per fluid ounce.
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About converting ounce per fluid ounce to dram per pint
Ounce per Fluid ounce (oz/fl oz) expresses mass in ounce per unit volume in fluid ounce, found by dividing a mass value by a volume value. Dram per Pint (dr/pt) expresses mass in dram per unit volume in pint, found by dividing a mass value by a volume value.
Use this calculator to move between ounce per fluid ounce and dram per pint accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.