Ci to uCi
1 Ci (Ci) equals 1,000,000 uCi (uCi). Type a value into either box below for an instant two-way conversion. For other units, use the full unit converter.
Chinese version: 居里转微居里
Conversion factor
1 Ci = 1,000,000 uCi
Reverse: 1 uCi = 0.000001 Ci
Ci to uCi converter
Ci（Ci）
uCi（uCi）
Ci to uCi conversion table
| Ci | uCi | Detail |
|---|---|---|
| 0.000001 | 1 | 0.000001 Ci to uCi |
| 0.001 | 1,000 | 0.001 Ci to uCi |
| 0.001 | 1,000 | 0.001 Ci to uCi |
| 0.01 | 10,000 | 0.01 Ci to uCi |
| 1 | 1,000,000 | 1 Ci to uCi |
How to convert
To convert Ci to uCi, multiply: uCi = Ci × 1,000,000
To convert uCi to Ci, divide: Ci = uCi ÷ 1,000,000 (equivalently × 0.000001).
Example: 0.000001 Ci × 1,000,000 = 1 uCi. The factor is derived from the international definition of each unit; results are shown to 4 significant figures.
Frequently asked questions
0.000001 Ci = 1 uCi. The formula is: value in Ci × 1,000,000 = value in uCi. Use the converter above to convert any value instantly.
1 uCi = 0.000001 Ci. To convert back, divide the uCi value by 1,000,000 (or multiply by 0.000001).
uCi = Ci × 1,000,000; conversely Ci = uCi ÷ 1,000,000. For example, 0.000001 Ci × 1,000,000 = 1 uCi. The factor comes from the international definition of the units.
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Disclaimer: conversion factors are derived from international unit definitions and results are for reference only. For trade settlement, engineering or legal documents, follow the contract or official metrology standards.