The following operational
conditions were used: radiofrequency power of 1300 W and
plasma, auxiliary, and nebulizer gas flow rate of 15, 1.2, and
1.08 L min1
, respectively. The isotopes monitored were 79 and
127 for Br and I, respectively.
2.3. Reagents and standards
Distilled, deionized water was purified in a Milli-Q system