Ounce per Teaspoon (oz/tsp) expresses mass in ounce per unit volume in teaspoon, found by dividing a mass value by a volume value.
Ounce per Teaspoon to Dram per Milliliter
Convert ounce per teaspoon (oz/tsp) to dram per milliliter (dr/mL) instantly with formula, conversion table, and FAQ.
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Convert ounce per teaspoon (oz/tsp) 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/tsp × 3.246146
Results update instantly for Ounce per Teaspoon to Dram per Milliliter conversions.
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Formula
dr/mL = oz/tsp × 3.246146
oz/tsp = dr/mL × 0.308058
Conversion table
| 1 oz/tsp | 3.246146 dr/mL |
| 5 oz/tsp | 16.230731 dr/mL |
| 10 oz/tsp | 32.461462 dr/mL |
| 20 oz/tsp | 64.922924 dr/mL |
| 50 oz/tsp | 162.307309 dr/mL |
| 100 oz/tsp | 324.614618 dr/mL |
| 500 oz/tsp | 1623.07309 dr/mL |
| 1000 oz/tsp | 3246.146179 dr/mL |
Related conversions
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How the formula works
Both ounce per teaspoon 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 ounce per teaspoon by 3.246146 to get dram per milliliter. To reverse the conversion, multiply a dram per milliliter value by 0.308058 to get back to ounce per teaspoon.
Frequently asked questions
What is Ounce per Teaspoon (oz/tsp)?
Ounce per Teaspoon (oz/tsp) expresses mass in ounce per unit volume in teaspoon, 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 ounce per teaspoon to dram per milliliter?
Multiply the ounce per teaspoon value by 3.246146 to get the equivalent in dram per milliliter. For example, 5 oz/tsp × 3.246146 = 16.230731 dr/mL.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 3.246146 is an exact, non-rounded value.
Can I convert dram per milliliter back to ounce per teaspoon?
Yes. Divide the dram per milliliter value by 3.246146, or multiply it by 0.308058, to get ounce per teaspoon.
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About converting ounce per teaspoon to dram per milliliter
Ounce per Teaspoon (oz/tsp) expresses mass in ounce per unit volume in teaspoon, 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 ounce per teaspoon 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.