Convert microgram to stone (US)
Please provide values below to convert microgram [µg] to stone (US) [st (US)], or Convert stone (US) to microgram.
How to Convert Microgram to Stone (Us)
1 µg = 1.5747304441777e-10 st (US)
Example: convert 15 µg to st (US):
15 µg = 15 × 1.5747304441777e-10 st (US) = 2.36209566626655e-09 st (US)
Microgram to Stone (Us) Conversion Table
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Microgram
A microgram (µg) is a unit of mass equal to one millionth of a gram (10^-6 grams).
History/Origin
The microgram was introduced as part of the metric system to measure very small quantities, particularly in science and medicine, and has been widely used since the 20th century.
Current Use
Micrograms are commonly used today in fields such as pharmacology, nutrition, and chemistry to measure small amounts of substances accurately.
Stone (Us)
A stone (st) is a unit of weight primarily used in the United States, equal to 14 pounds or approximately 6.35 kilograms.
History/Origin
The stone has origins in medieval England, where it was used as a convenient weight measure for trade and commerce. Its value varied regionally before standardization, and it has been used historically for measuring human body weight and other goods.
Current Use
Today, the stone is mainly used in the UK and Ireland for body weight measurement, while in the United States, it is rarely used and often replaced by pounds or kilograms in most contexts.