31. Dilute solutions of chloride of lime were accurately fed by gravity to the water being treated.32. The spores are light rusty-brown, chemically tested with a dilute solution of potassium hydroxide or ammonia. 33. On the other hand, the rectification of ion can be improved by having a dilute solution . 34. In dilute solutions , electroconvection allows increasing current density several times higher than the limiting current density. 35. The trinitrotoluene is separated, washed with a dilute solution of sodium sulfite and then recrystallized from alcohol. 36. And as for fertilizing, Ms . Lee feeds her plants a dilute solution every time she waters. 37. Example : An ion-selective electrode might be calibrated using dilute solutions of the analyte in distilled water. 38. Dilute solutions of isocyanic acid are stable in inert solvents, e . g . ether and chlorinated hydrocarbons.39. Dilute solutions follow Debye H�ckel theory.40. A dilute solution of the dye is either injected into tissue or applied to small freshly removed pieces.