Monitoring of Heavy Metal Content in Fruits and Vegetables Collected from Production and Market Sites in the Misurata Area of Libya

Table 1

Standard operating conditions for the analysis of heavy metals using atomic absorption spectrometry.

Metals	Wavelength (nm)	Lamp current (mA)	Flame	Slit width (mm)
Pb	283.3 12	283.3 12	Air-acetylene	0.7
Cd	228.8 6	228.8 6		0.7
Cu	324.8 30	324.8 30		0.7
Zn	213.9 20	213.9 20		0.7
Co	240.7 30	240.7 30		0.2
Ni	232.0 30	232.0 30		0.2