Table 2: The operating conditions of the FAAS.

Parameter Element matrix
CuPbZnFe

Wavelength324.8 nm283.3 nm213.9 nm372.0 nm
Slit width0.5 nm0.5 nm0.5 nm0.2 nm
Gain60%29%33%55%
Lamp current4.0 mA10.0 mA5.0 mA5.0 mA
Flame typeAir/acetyleneAir/acetyleneAir/acetyleneAir/acetylene
Air flow13.50 L/min13.50 L/min13.50 L/min14.90 L/min
Acetylene flow2.20 L/min2.20 L/min2.50 L/min2.20 L/min