The choice of diluent is dependent upon the extent of neurolysis desired. The use of higher concentrations of phenol might predispose to a higher incidence of vascular injury. Shelf life exceeds one year when the solution is refrigerated and not exposed to light.
You asked whether a person can get a modification of a child support order that is nearly 20 years old to increase the time period for paying child support by requiring payment until the child reaches an age beyond the age specified in the original order.
A new Indiana child support law lowering the age of emancipation will affect current and future child support orders implemented by Indiana courts. Effective July 1, 2012, children are now considered emancipated for purposes of child support at age 19 as opposed to age 21. This affects two statutes, Ind. Code 31-14-11-18 (Paternity actions), and Ind. Code 31-16-6-6 (Divorce actions).