What is gram?

A gram is a metric unit of mass equal to one thousandth of a kilogram. It is widely used in cooking, food labelling, and the measurement of small quantities in science and pharmacy.

What is microgram?

A microgram is a metric unit of mass equal to one millionth of a gram. It is used in analytical chemistry, toxicology, pharmacology, and measuring trace amounts of substances in laboratory settings.

Worked examples

1 gram = 1,000,000 microgram

1 microgram = 1.000000e-09 kilogram