40.00 



CO 



.2 30.00 



20.00 



LAKESIDE -WET41 



PPM IN SEDIMENT 

 DETECTION LIMIT 



10.00 H 



0.00 



I I I I I I I I I I 

 Cu Sb Be Pb B Cd Mo Cr Co V 



I I I I 1 

 As Hg Se Ni Zn 



