Table 2. Operating parameters for flame atomic absorption spectrophotometer for determination of heavy metals in infant formula milk brands
Metal
Wavelength (nm)
Flow rate (l/min)
Band pass (nm)
Lead
217
0.8-1.1
0.45
Cadmium
227.8
0.9-1.4
0.48
Iron
248
0.9-1.1
0.2
Zinc
214
1-1.3
0.2
Nikel
231.8
0.9-1.1
0.2