Microgram [µg]
The microgram is a metric unit of mass equal to one-millionth of a gram.
1 microgram = 0.000001 grams = 10⁻⁶ grams
1 microgram = 10⁻⁹ kilograms
Symbol: µg (the Greek letter "mu" represents “micro-”)
Key Facts:
Commonly used in medicine, pharmacology, and chemistry for very small masses (e.g., drug dosages, contaminants)
The prefix "micro-" means 10−6 (one millionth)
Smaller than milligrams, centigrams, and decigrams
The microgram is essential for accurately measuring tiny amounts in scientific and healthcare applications.