Troy Ounce to Dram Converter.
The global standard for gold, silver, and platinum pricing - heavier than an avoirdupois ounce. Converting to drams: One sixteenth of an avoirdupois ounce - used in pharmacy and historical recipes. One troy ounce equals 17.5542857143 dr.
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Conversion formula
Multiply the troy ounce value by 17.55428571 to get drams. (factor: 17.5542857143)
1 oz t = 17.5542857143 dr
Quick reference table
| oz t | dr |
|---|---|
| 1 oz t | 17.5542857143 dr |
| 2 oz t | 35.1085714286 dr |
| 5 oz t | 87.7714285714 dr |
| 10 oz t | 175.542857143 dr |
| 25 oz t | 438.857142857 dr |
| 50 oz t | 877.714285714 dr |
| 100 oz t | 1,755.42857143 dr |
| 250 oz t | 4,388.57142857 dr |
Need the reverse? Try ourDram to Troy Ounce.
Troy Ounce to Dram FAQ
How many drams are in one troy ounce?
One troy ounce equals 17.5542857143 dr. Multiply by 17.55428571 to convert any value.
How do you convert oz t to dr?
Multiply the troy ounce value by 17.55428571 to get drams.
When would you use troy ounces vs drams?
The global standard for gold, silver, and platinum pricing - heavier than an avoirdupois ounce. One sixteenth of an avoirdupois ounce - used in pharmacy and historical recipes.