Convert picogram to scruple (apothecary)
Please provide values below to convert picogram [pg] to scruple (apothecary) [s.ap], or Convert scruple (apothecary) to picogram.
How to Convert Picogram to Scruple (Apothecary)
1 pg = 7.71617917647072e-13 s.ap
Example: convert 15 pg to s.ap:
15 pg = 15 × 7.71617917647072e-13 s.ap = 1.15742687647061e-11 s.ap
Picogram to Scruple (Apothecary) Conversion Table
| picogram | scruple (apothecary) |
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Picogram
A picogram (pg) is a unit of mass equal to one trillionth (10^-12) of a gram.
History/Origin
The picogram was introduced as part of the metric system to measure extremely small masses, especially in scientific and laboratory contexts, as a subdivision of the gram in the SI unit system.
Current Use
Picograms are used in scientific fields such as biology, chemistry, and physics to measure very small quantities of substances, including DNA, proteins, and other microscopic materials.
Scruple (Apothecary)
A scruple (s.ap) is an old unit of weight used in apothecary measurements, equivalent to 1.3 grains or approximately 1.3 grams.
History/Origin
The scruple originated in ancient Greece and was adopted into Roman and medieval European apothecary systems. It was historically used for measuring small quantities of medicinal substances and drugs.
Current Use
Today, the scruple is largely obsolete and replaced by metric units, but it is still referenced in historical contexts and traditional apothecary practices.