STOPPED - FLOW METHOD

The stopped flow method is the most popular flow method.

                            The schematic diagram of it's experimental reactants ; these syringes are fitted with suitable valves.


The solution is forced into the mixing chamber M by means of the common drive mechanism D, consisting of an air-driven piston.


            The solution then enters the stopping syringe C, whose plunger comes to rest against the fixed stop S.

The triggers the recording device, usually an oscilloscope.

                          The reaction is observed in the stationary solution at point P, at a distance d from the mixing chamber. 

The method of defection utilizes the ultraviolet (UV) visible spectrophotometry.

                         In the stopped flow method, we obtained the kinetic data by measuring the valves of the physical property as determined at various times after mixing

                      The valves may be read from a polarised photograph or may be record ligitally. 

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