From: Determination of heavy metals in the soils of tea plantations and in fresh and processed tea leaves: an evaluation of six digestion methods
Elements
Wavelength (nm)
Detection limit (µg/g)
Slit width (nm)
Lamp current (mA)
Gas flow (L/min)
Cd
228.8
0.00005
0.7
8
1
Cr
357.9
0.00002
10
Pb
283.3
As
193.7
0.00010
12
Se
196.0
23