Microgram to Gram Converter
Weight · unit-converter
Convert Microgram to Gram with a fixed input and output unit, step-by-step formula line, and reference tables. All calculations use gram-based factors (international avoirdupois pound and metric definitions). The full Weight Converter also includes carat, grain, and US/UK hundredweight.
Calculator
From: Microgram (ug)
To: Gram (g)
About Microgram
The microgram is one millionth of a gram. It appears in pharmacology and trace analysis.
About Gram
The gram is one thousandth of a kilogram. Recipes, lab work, and small masses typically use grams.
How to convert micrograms to grams
1 microgram is equal to 0.000001 gram:
1 ug = (0.000001 g ÷ 1 g) g = 0.000001 g
Each microgram is defined as 0.000001 g and each gram as 1 g, so one ug equals 0.000001 ÷ 1 g = 0.000001 g.
Let w(ug) be the numeric value of the same mass measured in Microgram (ug), and w(g) the value in Gram (g). Then:
w(g) = w(ug) × (0.000001 / 1)
Equivalently, divide by how many ug fit into one g (grams per g divided by grams per ug):
w(g) = w(ug) ÷ 1000000
Or: gram = microgram ÷ 1000000
Examples
Example #1: Convert 20 ug to gram
20 ug = 20 ug × (0.000001/1) g = 0.00002 g
20 ug = 20 ug ÷ 1000000 = 0.00002 g
Example #2: Convert 50 ug to gram
50 ug = 50 ug × (0.000001/1) g = 0.00005 g
50 ug = 50 ug ÷ 1000000 = 0.00005 g
Summary
To convert Microgram to Gram, multiply the value in ug by the ratio of grams per ug divided by grams per g. Equivalently: value_g = value_ug × (0.000001 / 1). Numerically, 1 ug equals 0.000001 g.
Relationship context
Both units are metric (SI) and tied to the gram via the kilogram. Conversions use exact ratios from their gram definitions. The factor from Microgram to Gram is 1.000000e-6 (1 ug = 0.000001 g).
Conversion tables
| Microgram (ug) | Gram (g) |
|---|---|
| 0.1 | 0.0000001 |
| 1 | 0.000001 |
| 2 | 0.000002 |
| 3 | 0.000003 |
| 4 | 0.000004 |
| 5 | 0.000005 |
| 6 | 0.000006 |
| 7 | 0.000007 |
| 8 | 0.000008 |
| 9 | 0.000009 |
| Microgram (ug) | Gram (g) |
|---|---|
| 10 | 0.00001 |
| 20 | 0.00002 |
| 30 | 0.00003 |
| 40 | 0.00004 |
| 50 | 0.00005 |
| 60 | 0.00006 |
| 70 | 0.00007 |
| 80 | 0.00008 |
| 90 | 0.00009 |
| 100 | 0.0001 |