Excel Spreadsheet needed

Hi, I require a spreadsheet that will calculate what chemicals I need to add to keep a swimming pool spot on. Example. All I want to do is add the size of the pool in litres to the spreadsheet with the details of a pool test (EG: Ph= 7.2)and I want the spreadsheet to tell me what I need to add. ==================================== I Need included:- Total Chlorine Alkalinity PH Total Hardness Cyanuric Acid Salt Parts Per Million ========================================== See examples here <[login to view URL]> <[login to view URL]> P.S Coders are required to find the formulas that make this Spreadsheet function properly. ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables): a) For web sites or other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment. b) For all others including desktop software or software the buyer intends to distribute: A software installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request. 3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement). ## Platform Pocket Excel