Len Freedman of LXF, Inc., a Process Manangement Software has published a new water treatment APP which will perform Langelier Saturation Indices (LSI), Ryznar Stability Indices (RSI), and Puckorius Scaling Indices (PSI).
This is far handier than the Excel versions that I wrote and was using on my Droid Smart Phone and my Palm Smart phone before that.
It is available for download to your Apple iPhone from the following link:
Or for download to your Google Droid from the following link:
We are not sure if Len has developed an HTML5 version for use with Blackberry Smart Phones.