- 30 - 



Table 5 

 Selected Analytical Results of Quality Control Split Samples, June 8, 1986 



EC: Environment Canada Laboratories (Burlington and Saskatoon) 



USGS: U.S. Geological Survey Laboratory 



MINES: Montana Bureau of Mines and Geology 



HEALTH: Montana Department of Health and Environmental Sciences 



SASK: Saskatchewan Provincial Health Laboratory and Saskatchewan 



Research Council 



SPC: Saskatchewan Power (analyses performed by Chemex Laboratories) 



Specific Specific Chlor- 



conductance conductance P Ortho ride 

 Lab/ Time (field) (lab) mg/L mg/L 



Si02 

 mg/L 



TDS 

 mg/L 



EC-1130 



EC-1145 



EC-1200 



USGS-1130 



USGS-1145 



USGS-1200 



MINES-1200 



HEALTH- 1200 



SASK- 1130 



SASK- 1145 



SASK-1200 



SPC-1200 



1373 



1320 



MEAN 



1347 



1267 



6.50 



7.40 



926 



Lab/ Time 



Ni 

 total 

 mg/L 



Cu 

 total 

 mg/L 



Zn 

 total 

 mg/L 



V 

 total 



Al 

 diss 

 mg/L 



Cr 

 total 

 mg/L 



B 

 diss 

 mg/L 



EC-1130 



EC-1145 



EC-1200 



USGS-1130 



USGS-1145 



USGS-1200 



MINES-1200 



HEALTH- 12 00 



SASK-1130 



SASK- 11 45 



SASK-1200 



SPC-1200 



MEAN 



1.79 



// Analyzed gravimetrically 



* Analytical method reported as "dissolved" 



Note that analytical methods were variable between laboratories. 



For purposes of brevity, column headings are the method description 



used by the majority of laboratories. 



