EPA 8270 GC/MS concentration of methylene chloride
The original extraction produces 150 ml of methylene chloride. This must be reduced to 1 ml without losing any of the analytes. For a reference go to; http://www.caslab.com/EPA-Methods/PDF...
The original extraction produces 150 ml of methylene chloride. This must be reduced to 1 ml without losing any of the analytes. For a reference go to; http://www.caslab.com/EPA-Methods/PDF...