About

In the realms of pharmacology, toxicology, and analytical chemistry, mass is often measured in quantities invisible to the naked eye. The microgram (mcg or μg) represents one-millionth of a gram. Confusing these orders of magnitude can have profound consequences, particularly in dosage calculations or pollutant analysis.

This converter is built for sterility and precision. It handles the linear translation between micro-scale and macro-scale metric units. Unlike standard calculators that may truncate trailing zeros or misinterpret very small floating-point numbers, this tool is optimized for the six-degree-of-magnitude shift required, supporting scientific notation output for clarity.

Formulas

The prefix "micro" implies 10^-6. The conversion is a direct division by one million.

m_g = m_mcg1000000

In scientific notation:

m_g = m_mcg × 10^-6

Reference Data

Substance	Mass (mcg)	Mass (g)	Significance
Vitamin B12 (RDA)	2.4	2.4e-6	Daily Intake
Fingerprint Oil	50	0.00005	Forensics
Grain of Sand	600	0.0006	Geology
Folic Acid (Dose)	400	0.0004	Pregnancy
LSD (Active Dose)	100	0.0001	Toxicology
Mosquito	2500	0.0025	Entomology
Snowflake	3000	0.003	Meteorology
Water Drop	50000	0.05	Standard
Postage Stamp	80000	0.08	Paper
Carat (Diamond)	200000	0.2	Gemology

Frequently Asked Questions

They are identical. "ug" uses the Greek letter Mu (μ) for micro, while "mcg" is an ASCII-safe abbreviation often used in medical handwriting to prevent confusion with "mg" (milligrams).

Very small numbers are automatically formatted into scientific notation (e.g., 1e-7) to prevent reading errors caused by counting too many zeros.

Mass cannot be negative in classical physics contexts. This tool prevents negative inputs to maintain logical consistency for laboratory use.