Radioactive Decay Calculator - Calculates the rate of radioactive decay for given isotopes between two dates

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Radioactivity Decay Calculator

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Initial Amount:

Ci mCi uCi nCi

Select Isotope:

³H
¹⁴C
³⁵S
³²P
³³P
¹²⁵I

Month

Day

Year

Reference Date:

/ /

Current Date:

/ /

Enter year 2000 dates and later using 4 digits.

the Current Amount

Lamda Value

Time Elapsed (in Days)

If you experience any problems or have any comments about the decay calculator please contact ksmith@cats.ucsc.edu.
Copyright © 1999, University of California, Santa Cruz
All rights reserved.
Last revised on 5 Feb 1999.