80.00 



.9 60.00 



o 



g 40.00 



li 



75 



CD 



-c 20.00 



CO 



X 



I 

 I 

 I 

 I 

 I 



0.00 



14 



SPIDELWPA- WET63 



PPM IN SEDIMENT 

 DETECTION LIMIT 



16 



I 1 \ m \ \ [ 



Cu Sb Be Pb B Cd Mo Cr Co V As Hg Se Ni Zn 



