170135_inorganicventures_flipping

Managing Interferences

100 ppm Ca in 2% HCl

120000

Identifying your polyatomic interferences • Matrix variability

100000

• different acids • different conc. • Run single elements • e.g., Ca

80000

60000

40000 Intensity (cps)

20000

0

23 24 27 39 45 46 47 48 49 50 51 52 53 54 55 57 58 59 60

Mass

Managing Interferences

100 ppm Mg in 2% HCl

120000

Identifying your polyatomic interferences – Matrix variability

100000

• different acids • different conc. – Run single elements • e.g., Mg

80000

60000

40000 Intensity (cps)

20000

0

23 27 39 42 43 44 45 46 47 48 49 50 51 52 53 54 55 57 58 59 60

Mass