Ca-EGTA Calculator v1.2 using constants from NIST database #46 v8
FIND FREE Ca       FIND TOTAL Ca       FIND EGTA (given T&F)      FIND EGTA (given B&F)
Temperature = C      pH =       Ionic = N
EGTA M Total Ca M
Bound Ca M
Free Ca M

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Calculations above the buffer range of a metal/chelator can result in a convergence error in Find Free mode.