Convert picogram to pennyweight
Please provide values below to convert picogram [pg] to pennyweight [pwt], or Convert pennyweight to picogram.
How to Convert Picogram to Pennyweight
1 pg = 6.4301493137256e-13 pwt
Example: convert 15 pg to pwt:
15 pg = 15 × 6.4301493137256e-13 pwt = 9.6452239705884e-12 pwt
Picogram to Pennyweight Conversion Table
| picogram | pennyweight |
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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.
Pennyweight
The pennyweight (pwt) is a unit of weight traditionally used in measuring precious metals and gemstones, equivalent to 1/20 of a troy ounce or 1.555 grams.
History/Origin
Originating in the medieval period, the pennyweight was used in the troy weight system for weighing gold and silver, especially in the jewelry and precious metals industries. Its use has persisted in certain regions and industries for historical and practical reasons.
Current Use
Today, the pennyweight is primarily used in the jewelry trade and precious metals markets to specify weights of gold, silver, and gemstones, especially in the United States and in contexts where precise measurement of small quantities is required.