Fig. 7.

Effect of 100 eV SID on targeted arsenic species. The main peak arising for all compounds at m/z of 91 illustrates that high levels of SID can be used to reduce organic species and provide an estimate of total arsenic

Effect of 100 eV SID on targeted arsenic species. The main peak arising for all compounds at m/z of 91 illustrates that high levels of SID can be used to reduce organic species and provide an estimate of total arsenic