mg

What is a Milligram?

The milligram is a very small unit of mass equal to one thousandth of a gram. It is essential in medicine and laboratory work.

The milligram is a very small unit of mass equal to one thousandth of a gram. It is essential in medicine and laboratory work.

Its importance grew with the rise of analytical balances, dosage control and laboratory precision.

Measurement system: International System of Units (SI, subunit). SI equivalent: 1 mg = 0.000001 kg.

Milligram facts

Unit name
Milligram
Symbol
mg
Category
Mass
Measurement system
International System of Units (SI, subunit)
SI equivalent
1 mg = 0.000001 kg
Common uses
Medicine doses, analytical chemistry and precision formulations

Definition of the milligram

The milligram is a very small unit of mass equal to one thousandth of a gram. It is essential in medicine and laboratory work.

Measurement system and SI relationship

International System of Units (SI, subunit)

SI equivalent: 1 mg = 0.000001 kg

History of the milligram

Its importance grew with the rise of analytical balances, dosage control and laboratory precision.

Where is the milligram used?

Medicine doses, analytical chemistry and precision formulations

Milligram conversion tools

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