BQS OBSP Determination:
ANTHRACENE
METHOD: 1383 , TESTIDCODE: 34220GCM57
DATES: 04/27/99 - 04/15/14

 Expected Conc. = 15.01 
 Median Pct Recovery = 77%  Expected Conc. = 15 
 Median Pct Recovery = 77%  Expected Conc. = 15 
 Median Pct Recovery = 77%  Expected Conc. = 10.581 
 Median Pct Recovery = 77%  Expected Conc. = 10.581 
 Median Pct Recovery = 77%  Expected Conc. = 10.519 
 Median Pct Recovery = 77%  Expected Conc. = 10.519 
 Median Pct Recovery = 77%  Expected Conc. = 10.507 
 Median Pct Recovery = 77%  Expected Conc. = 10.507 
 Median Pct Recovery = 77%  Expected Conc. = 10.494 
 Median Pct Recovery = 77%  Expected Conc. = 10.494 
 Median Pct Recovery = 77%  Expected Conc. = 10.438 
 Median Pct Recovery = 77%  Expected Conc. = 10.438 
 Median Pct Recovery = 77%  Expected Conc. = 8.2465 
 Median Pct Recovery = 77%  Expected Conc. = 8.2465 
 Median Pct Recovery = 77%  Expected Conc. = 8.1043 
 Median Pct Recovery = 77%  Expected Conc. = 8.1043 
 Median Pct Recovery = 77%  Expected Conc. = 7.505 
 Median Pct Recovery = 77%  Expected Conc. = 7.505 
 Median Pct Recovery = 77%  Expected Conc. = 7.505 
 Median Pct Recovery = 77%  Expected Conc. = 7.505 
 Median Pct Recovery = 77%  Expected Conc. = 7.5 
 Median Pct Recovery = 77%  Expected Conc. = 7.5 
 Median Pct Recovery = 77%  Expected Conc. = 7.5 
 Median Pct Recovery = 77%  Expected Conc. = 7.5 
 Median Pct Recovery = 77%  Expected Conc. = 5.4201 
 Median Pct Recovery = 77%  Expected Conc. = 5.4201 
 Median Pct Recovery = 77%  Expected Conc. = 5.3225 
 Median Pct Recovery = 77%  Expected Conc. = 5.3225 
 Median Pct Recovery = 77%  Expected Conc. = 5.2904 
 Median Pct Recovery = 77%  Expected Conc. = 5.2904 
 Median Pct Recovery = 77%  Expected Conc. = 5.2558 
 Median Pct Recovery = 77%  Expected Conc. = 5.2558 
 Median Pct Recovery = 77%  Expected Conc. = 5.2453 
 Median Pct Recovery = 77%  Expected Conc. = 5.2453 
 Median Pct Recovery = 77%  Expected Conc. = 5.2277 
 Median Pct Recovery = 77%  Expected Conc. = 5.2277 
 Median Pct Recovery = 77%  Expected Conc. = 5.2138 
 Median Pct Recovery = 77%  Expected Conc. = 5.2138 
 Median Pct Recovery = 77%  Expected Conc. = 5.0516 
 Median Pct Recovery = 77%  Expected Conc. = 5.0516 
 Median Pct Recovery = 77%  Expected Conc. = 4.9995 
 Median Pct Recovery = 77%  Expected Conc. = 4.9995 
 Median Pct Recovery = 77%  Expected Conc. = 4.8605 
 Median Pct Recovery = 77%  Expected Conc. = 4.8605 
 Median Pct Recovery = 77%  Expected Conc. = 4.4872 
 Median Pct Recovery = 77%  Expected Conc. = 4.4872 
 Median Pct Recovery = 77%  Expected Conc. = 4.1237 
 Median Pct Recovery = 77%  Expected Conc. = 4.1237 
 Median Pct Recovery = 77%  Expected Conc. = 4.0429 
 Median Pct Recovery = 77%  Expected Conc. = 4.0429 
 Median Pct Recovery = 77%  Expected Conc. = 4.0353 
 Median Pct Recovery = 77%  Expected Conc. = 4.0353 
 Median Pct Recovery = 77%  Expected Conc. = 3.5295 
 Median Pct Recovery = 77%  Expected Conc. = 3.5295 
 Median Pct Recovery = 77%  Expected Conc. = 3.5269 
 Median Pct Recovery = 77%  Expected Conc. = 3.5269 
 Median Pct Recovery = 77%  Expected Conc. = 3.5209 
 Median Pct Recovery = 77%  Expected Conc. = 3.5209 
 Median Pct Recovery = 77%  Expected Conc. = 3.4945 
 Median Pct Recovery = 77%  Expected Conc. = 3.4945 
 Median Pct Recovery = 77%  Expected Conc. = 3.48 
 Median Pct Recovery = 77%  Expected Conc. = 3.48 
 Median Pct Recovery = 77%  Expected Conc. = 3.48 
 Median Pct Recovery = 77%  Expected Conc. = 3.48 
 Median Pct Recovery = 77%  Expected Conc. = 3.411 
 Median Pct Recovery = 77%  Expected Conc. = 3.411 
 Median Pct Recovery = 77%  Expected Conc. = 3.3227 
 Median Pct Recovery = 77%  Expected Conc. = 3.3227 
 Median Pct Recovery = 77%  Expected Conc. = 3.2478 
 Median Pct Recovery = 77%  Expected Conc. = 3.2478 
 Median Pct Recovery = 77%  Expected Conc. = 3.002 
 Median Pct Recovery = 77%  Expected Conc. = 3.002 
 Median Pct Recovery = 77%  Expected Conc. = 3.002 
 Median Pct Recovery = 77%  Expected Conc. = 3.002 
 Median Pct Recovery = 77%  Expected Conc. = 3.002 
 Median Pct Recovery = 77%  Expected Conc. = 3.002 
 Median Pct Recovery = 77%  Expected Conc. = 3 
 Median Pct Recovery = 77%  Expected Conc. = 3 
 Median Pct Recovery = 77%  Expected Conc. = 3 
 Median Pct Recovery = 77%  Expected Conc. = 3 
 Median Pct Recovery = 77%  Expected Conc. = 2.6631 
 Median Pct Recovery = 77%  Expected Conc. = 2.6631 
 Median Pct Recovery = 77%  Expected Conc. = 2.6631 
 Median Pct Recovery = 77%  Expected Conc. = 2.6631 
 Median Pct Recovery = 77%  Expected Conc. = 2.6265 
 Median Pct Recovery = 77%  Expected Conc. = 2.6265 
 Median Pct Recovery = 77%  Expected Conc. = 2.5837 
 Median Pct Recovery = 77%  Expected Conc. = 2.5837 
 Median Pct Recovery = 77%  Expected Conc. = 2.5659 
 Median Pct Recovery = 77%  Expected Conc. = 2.5659 
 Median Pct Recovery = 77%  Expected Conc. = 2.5514 
 Median Pct Recovery = 77%  Expected Conc. = 2.5514 
 Median Pct Recovery = 77%  Expected Conc. = 2.5505 
 Median Pct Recovery = 77%  Expected Conc. = 2.5505 
 Median Pct Recovery = 77%  Expected Conc. = 2.5 
 Median Pct Recovery = 77%  Expected Conc. = 2.5 
 Median Pct Recovery = 77%  Expected Conc. = 2.3999 
 Median Pct Recovery = 77%  Expected Conc. = 2.3999 
 Median Pct Recovery = 77%  Expected Conc. = 2.3304 
 Median Pct Recovery = 77%  Expected Conc. = 2.3304 
 Median Pct Recovery = 77%  Expected Conc. = 2.3107 
 Median Pct Recovery = 77%  Expected Conc. = 2.3107 
 Median Pct Recovery = 77%  Expected Conc. = 2.2882 
 Median Pct Recovery = 77%  Expected Conc. = 2.2882 
 Median Pct Recovery = 77%  Expected Conc. = 2.2819 
 Median Pct Recovery = 77%  Expected Conc. = 2.2819 
 Median Pct Recovery = 77%  Expected Conc. = 1.5211 
 Median Pct Recovery = 77%  Expected Conc. = 1.5211 
 Median Pct Recovery = 77%  Expected Conc. = 1.4756 
 Median Pct Recovery = 77%  Expected Conc. = 1.4756 
 Median Pct Recovery = 77%  Expected Conc. = 1.4375 
 Median Pct Recovery = 77%  Expected Conc. = 1.4375 
 Median Pct Recovery = 77%  Expected Conc. = 1.4314 
 Median Pct Recovery = 77%  Expected Conc. = 1.4314 
 Median Pct Recovery = 77%  Expected Conc. = 1.4247 
 Median Pct Recovery = 77%  Expected Conc. = 1.4247 
 Median Pct Recovery = 77%  Expected Conc. = 1.4155 
 Median Pct Recovery = 77%  Expected Conc. = 1.4155 
 Median Pct Recovery = 77%  Expected Conc. = 1.4093 
 Median Pct Recovery = 77%  Expected Conc. = 1.4093 
 Median Pct Recovery = 77%  Expected Conc. = 1.408 
 Median Pct Recovery = 77%  Expected Conc. = 1.408 
 Median Pct Recovery = 77%  Expected Conc. = 1.408 
 Median Pct Recovery = 77%  Expected Conc. = 1.408 
 Median Pct Recovery = 77%  Expected Conc. = 1.392 
 Median Pct Recovery = 77%  Expected Conc. = 1.392 
 Median Pct Recovery = 77%  Expected Conc. = 1.392 
 Median Pct Recovery = 77%  Expected Conc. = 1.392 
 Median Pct Recovery = 77%  Expected Conc. = 1.3706 
 Median Pct Recovery = 77%  Expected Conc. = 1.3706 
 Median Pct Recovery = 77%  Expected Conc. = 1.257 
 Median Pct Recovery = 77%  Expected Conc. = 1.257 
 Median Pct Recovery = 77%  Expected Conc. = 1.257 
 Median Pct Recovery = 77%  Expected Conc. = 1.257 
 Median Pct Recovery = 77%  Expected Conc. = 1.257 
 Median Pct Recovery = 77%  Expected Conc. = 1.257 
 Median Pct Recovery = 77%  Expected Conc. = 1.25 
 Median Pct Recovery = 77%  Expected Conc. = 1.25 
 Median Pct Recovery = 77%  Expected Conc. = 1.147 
 Median Pct Recovery = 77%  Expected Conc. = 1.147 
 Median Pct Recovery = 77%  Expected Conc. = 1.1384 
 Median Pct Recovery = 77%  Expected Conc. = 1.1384 
 Median Pct Recovery = 77%  Expected Conc. = 1.1352 
 Median Pct Recovery = 77%  Expected Conc. = 1.1352 
 Median Pct Recovery = 77%  Expected Conc. = 1.1314 
 Median Pct Recovery = 77%  Expected Conc. = 1.1314 
 Median Pct Recovery = 77%  Expected Conc. = 1.1223 
 Median Pct Recovery = 77%  Expected Conc. = 1.1223 
 Median Pct Recovery = 77%  Expected Conc. = 0.8904 
 Median Pct Recovery = 77%  Expected Conc. = 0.8904 
 Median Pct Recovery = 77%  Expected Conc. = 0.8819 
 Median Pct Recovery = 77%  Expected Conc. = 0.8819 
 Median Pct Recovery = 77%  Expected Conc. = 0.88 
 Median Pct Recovery = 77%  Expected Conc. = 0.88 
 Median Pct Recovery = 77%  Expected Conc. = 0.88 
 Median Pct Recovery = 77%  Expected Conc. = 0.88 
 Median Pct Recovery = 77%  Expected Conc. = 0.8775 
 Median Pct Recovery = 77%  Expected Conc. = 0.8775 
 Median Pct Recovery = 77%  Expected Conc. = 0.8738 
 Median Pct Recovery = 77%  Expected Conc. = 0.8738 
 Median Pct Recovery = 77%  Expected Conc. = 0.87 
 Median Pct Recovery = 77%  Expected Conc. = 0.87 
 Median Pct Recovery = 77%  Expected Conc. = 0.87 
 Median Pct Recovery = 77%  Expected Conc. = 0.87 
 Median Pct Recovery = 77%  Expected Conc. = 0.87 
 Median Pct Recovery = 77%  Expected Conc. = 0.87 
 Median Pct Recovery = 77%  Expected Conc. = 0.8676 
 Median Pct Recovery = 77%  Expected Conc. = 0.8676 
 Median Pct Recovery = 77%  Expected Conc. = 0.7426 
 Median Pct Recovery = 77%  Expected Conc. = 0.7426 
 Median Pct Recovery = 77%  Expected Conc. = 0.7403 
 Median Pct Recovery = 77%  Expected Conc. = 0.7403 
 Median Pct Recovery = 77%  Expected Conc. = 0.7368 
 Median Pct Recovery = 77%  Expected Conc. = 0.7368 
 Median Pct Recovery = 77%  Expected Conc. = 0.7311 
 Median Pct Recovery = 77%  Expected Conc. = 0.7311 
 Median Pct Recovery = 77%  Expected Conc. = 0.5028 
 Median Pct Recovery = 77%  Expected Conc. = 0.5028 
 Median Pct Recovery = 77%  Expected Conc. = 0.5028 
 Median Pct Recovery = 77%  Expected Conc. = 0.5028 
 Median Pct Recovery = 77%  Expected Conc. = 0.5028 
 Median Pct Recovery = 77%  Expected Conc. = 0.5028 
 Median Pct Recovery = 77%  Expected Conc. = 0.5 
 Median Pct Recovery = 77%  Expected Conc. = 0.5 
 Median Pct Recovery = 77%  Expected Conc. = 0.5 
 Median Pct Recovery = 77%  Expected Conc. = 0.5 
 Median Pct Recovery = 77%  Expected Conc. = 0.5 
 Median Pct Recovery = 77%  Expected Conc. = 0.5 
 Median Pct Recovery = 77%  Expected Conc. = 0.5 
 Median Pct Recovery = 77%  Expected Conc. = 0.5 
 Median Pct Recovery = 77%  Expected Conc. = 1.7329 
 Median Pct Recovery = 77%  Expected Conc. = 1.7329 
 Median Pct Recovery = 77%  Expected Conc. = 1.3823 
 Median Pct Recovery = 77%  Expected Conc. = 1.3823 
 Median Pct Recovery = 77%  Expected Conc. = 0.3733 
 Median Pct Recovery = 77%  Expected Conc. = 0.3733 
 Median Pct Recovery = 77%  Expected Conc. = 0.3653 
 Median Pct Recovery = 77%  Expected Conc. = 0.3653 
 Median Pct Recovery = 77%  Expected Conc. = 0.3616 
 Median Pct Recovery = 77%  Expected Conc. = 0.3616 
 Median Pct Recovery = 77%  Expected Conc. = 0.2658 
 Median Pct Recovery = 77%  Expected Conc. = 0.2658 
 Median Pct Recovery = 77%  Expected Conc. = 0.2536 
 Median Pct Recovery = 77%  Expected Conc. = 0.2536 
 Median Pct Recovery = 77%  Expected Conc. = 0.2494 
 Median Pct Recovery = 77%  Expected Conc. = 0.2494 
 Median Pct Recovery = 77%  Expected Conc. = 0.1265 
 Median Pct Recovery = 77%  Expected Conc. = 0.1265 
 Median Pct Recovery = 77%  Expected Conc. = 0.1242 
 Median Pct Recovery = 77%  Expected Conc. = 0.1242 
 Median Pct Recovery = 77%  Expected Conc. = 0.0515 
 Median Pct Recovery = 77%  Expected Conc. = 0.0515 
 Median Pct Recovery = 77%  Expected Conc. = 0.0503 
 Median Pct Recovery = 77%  Expected Conc. = 0.0503 
 Median Pct Recovery = 77%  Expected Conc. = 71.454 
 Median Pct Recovery = 77%  Expected Conc. = 71.454 
 Median Pct Recovery = 77%  Expected Conc. = 70.922 
 Median Pct Recovery = 77%  Expected Conc. = 70.922 
 Median Pct Recovery = 77%  Expected Conc. = 34.459 
 Median Pct Recovery = 77%  Expected Conc. = 34.459 
 Median Pct Recovery = 77%  Expected Conc. = 33.822 
 Median Pct Recovery = 77%  Expected Conc. = 33.822 
 Median Pct Recovery = 77%  Expected Conc. = 32.895 
 Median Pct Recovery = 77%  Expected Conc. = 32.895 
 Median Pct Recovery = 77%  Expected Conc. = 31.945 
 Median Pct Recovery = 77%  Expected Conc. = 31.945 
 Median Pct Recovery = 77%  Expected Conc. = 31.915 
 Median Pct Recovery = 77%  Expected Conc. = 31.915 
 Median Pct Recovery = 77%  Expected Conc. = 31.746 
 Median Pct Recovery = 77%  Expected Conc. = 31.746 
 Median Pct Recovery = 77%  Expected Conc. = 31.433 
 Median Pct Recovery = 77%  Expected Conc. = 31.433 
 Median Pct Recovery = 77%  Expected Conc. = 31.198 
 Median Pct Recovery = 77%  Expected Conc. = 31.198 
 Median Pct Recovery = 77%  Expected Conc. = 29.88 
 Median Pct Recovery = 77%  Expected Conc. = 29.88 
 Median Pct Recovery = 77%  Expected Conc. = 29.399 
 Median Pct Recovery = 77%  Expected Conc. = 29.399 
 Median Pct Recovery = 77%  Expected Conc. = 24.707 
 Median Pct Recovery = 77%  Expected Conc. = 24.707 
 Median Pct Recovery = 77%  Expected Conc. = 23.921 
 Median Pct Recovery = 77%  Expected Conc. = 23.921 
 Median Pct Recovery = 77%  Expected Conc. = 22.386 
 Median Pct Recovery = 77%  Expected Conc. = 22.386 
 Median Pct Recovery = 77%  Expected Conc. = 22.296 
 Median Pct Recovery = 77%  Expected Conc. = 22.296 
 Median Pct Recovery = 77%  Expected Conc. = 17.541 
 Median Pct Recovery = 77%  Expected Conc. = 17.541 
 Median Pct Recovery = 77%  Expected Conc. = 17.051 
 Median Pct Recovery = 77%  Expected Conc. = 17.051 
 Median Pct Recovery = 77%  Expected Conc. = 16.514 
 Median Pct Recovery = 77%  Expected Conc. = 16.514 
 Median Pct Recovery = 77%  Expected Conc. = 15.636 
 Median Pct Recovery = 77%  Expected Conc. = 15.636 
 Median Pct Recovery = 77%  Expected Conc. = 13.393 
 Median Pct Recovery = 77%  Expected Conc. = 13.393 
 Median Pct Recovery = 77%  Expected Conc. = 12.66 
 Median Pct Recovery = 77%  Expected Conc. = 12.66 
 Median Pct Recovery = 77%  Expected Conc. = 12.092 
 Median Pct Recovery = 77%  Expected Conc. = 12.092 
 Median Pct Recovery = 77%  Expected Conc. = 11.826 
 Median Pct Recovery = 77%  Expected Conc. = 11.826 
 Median Pct Recovery = 77%  Expected Conc. = 11.436 
 Median Pct Recovery = 77%  Expected Conc. = 11.436 
 Median Pct Recovery = 77%  Expected Conc. = 6.6092 
 Median Pct Recovery = 77%  Expected Conc. = 6.6092 
 Median Pct Recovery = 77%  Expected Conc. = 6.2364 
 Median Pct Recovery = 77%  Expected Conc. = 6.2364 
 Median Pct Recovery = 77%  Expected Conc. = 6.059 
 Median Pct Recovery = 77%  Expected Conc. = 6.059 
 Median Pct Recovery = 77%  Expected Conc. = 6.0472 
 Median Pct Recovery = 77%  Expected Conc. = 6.0472 
 Median Pct Recovery = 77%  Expected Conc. = 5.916 
 Median Pct Recovery = 77%  Expected Conc. = 5.916 
 Median Pct Recovery = 77%  Expected Conc. = 5.8066 
 Median Pct Recovery = 77%  Expected Conc. = 5.8066 
 Median Pct Recovery = 77%  Expected Conc. = 1.408 
 Median Pct Recovery = 77%  Expected Conc. = 1.408 
 Median Pct Recovery = 77%  Expected Conc. = 1.392 
 Median Pct Recovery = 77%  Expected Conc. = 1.392 
 Median Pct Recovery = 77%  Expected Conc. = 0.375 
 Median Pct Recovery = 77%  Expected Conc. = 0.375 
 Median Pct Recovery = 77%  Expected Conc. = 0.1339 
 Median Pct Recovery = 77%  Expected Conc. = 0.1339 
 Median Pct Recovery = 77%  Expected Conc. = 0.1268 
 Median Pct Recovery = 77%  Expected Conc. = 0.1268 
 Median Pct Recovery = 77%  Expected Conc. = 0.052 
 Median Pct Recovery = 77%  Expected Conc. = 0.052 
 Median Pct Recovery = 77%  Expected Conc. = 0.008 
 Median Pct Recovery = 77%  Expected Conc. = 0.008 
 Median Pct Recovery = 77%  Expected Conc. = 0.0078 
 Median Pct Recovery = 77%  Expected Conc. = 0.0078 
 Median Pct Recovery = 77%  Expected Conc. = 0.0077 
 Median Pct Recovery = 77%  Expected Conc. = 0.0077 
 Median Pct Recovery = 77%  Expected Conc. = 0.0074 
 Median Pct Recovery = 77%  Expected Conc. = 0.0074 
 Median Pct Recovery = 77%  Expected Conc. = 0.0074 
 Median Pct Recovery = 77%  Expected Conc. = 0.0074 
 Median Pct Recovery = 77%  Expected Conc. = 0.0074 
 Median Pct Recovery = 77%  Expected Conc. = 0.0074 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Expected Conc. = 0 
 Median Pct Recovery = 77%  Analysis Date = 12/19/12 
 SpikeMix = Spex Organics T1120510016: 100 Ál & ChemService 348100: 100 Ál 
 Pct Recovery = 88%  Analysis Date = 01/08/13 
 SpikeMix = ERA 0507-12-03.1: 100 Ál & NSI 060612-01: 100 Ál 
 Pct Recovery = 87%  Analysis Date = 06/06/05 
 SpikeMix = Absolute 072204BNA: 60 Ál 
 Pct Recovery = 57%  Analysis Date = 12/06/05 
 SpikeMix = Absolute 072204BNA: 60 Ál 
 Pct Recovery = 76%  Analysis Date = 07/01/05 
 SpikeMix = Absolute 072204BNA: 60 Ál 
 Pct Recovery = 76%  Analysis Date = 12/06/05 
 SpikeMix = Absolute 072204BNA: 60 Ál 
 Pct Recovery = 67%  Analysis Date = 04/12/06 
 SpikeMix = Absolute 072204BNA: 60 Ál 
 Pct Recovery = 77%  Analysis Date = 07/19/04 
 SpikeMix = AccuStandard B3090016: 50 Ál 
 Pct Recovery = 85%  Analysis Date = 05/12/04 
 SpikeMix = AccuStandard B3090016: 50 Ál 
 Pct Recovery = 99%  Analysis Date = 05/10/13 
 SpikeMix = Supelco LB92780: 50 Ál & ChemService 348100: 50 Ál 
 Pct Recovery = 82%  Analysis Date = 09/18/12 
 SpikeMix = Restek A088363: 50 Ál & ChemService 348100: 50 Ál 
 Pct Recovery = 70%  Analysis Date = 12/19/12 
 SpikeMix = Spex Organics T1120510016: 50 Ál & ERA 0507-12-03.1: 50 Ál 
 Pct Recovery = 77%  Analysis Date = 10/26/12 
 SpikeMix = ERA 0507-12-03.1: 50 Ál & NSI 060612-01: 50 Ál 
 Pct Recovery = 86%  Analysis Date = 01/17/02 
 SpikeMix = Crescent 12M-009: 100 Ál & Crescent 12M-004: 100 Ál 
 Pct Recovery = 74%  Analysis Date = 04/25/01 
 SpikeMix = Crescent 12M-009: 100 Ál & Crescent 12M-004: 100 Ál 
 Pct Recovery = 75%  Analysis Date = 01/31/01 
 SpikeMix = Crescent 12M-009: 100 Ál & Crescent 12M-004: 100 Ál 
 Pct Recovery = 76%  Analysis Date = 09/07/05 
 SpikeMix = Absolute 072204BNA: 30 Ál 
 Pct Recovery = 95%  Analysis Date = 05/24/06 
 SpikeMix = Absolute 072204BNA: 30 Ál 
 Pct Recovery = 83%  Analysis Date = 03/01/05 
 SpikeMix = Absolute 072204BNA: 30 Ál 
 Pct Recovery = 77%  Analysis Date = 10/15/01 
 SpikeMix = Crescent 12M-009: 100 Ál & Crescent 12M-004: 100 Ál 
 Pct Recovery = 38%  Analysis Date = 07/23/04 
 SpikeMix = AccuStandard B3090016: 30 Ál 
 Pct Recovery = 99%  Analysis Date = 11/05/04 
 SpikeMix = AccuStandard B3090016: 30 Ál 
 Pct Recovery = 100%  Analysis Date = 02/20/04 
 SpikeMix = AccuStandard B3090016: 30 Ál 
 Pct Recovery = 62%  Analysis Date = 09/28/06 
 SpikeMix = Absolute 072204BNA: 25 Ál & Crescent 07EE048: 25 Ál 
 Pct Recovery = 86%  Analysis Date = 06/09/08 
 SpikeMix = Ultra CD-2093: 40 Ál 
 Pct Recovery = 73%  Analysis Date = 01/07/04 
 SpikeMix = AccuStandard B3090016: 25 Ál 
 Pct Recovery = 74%  Analysis Date = 04/09/04 
 SpikeMix = AccuStandard B3090016: 25 Ál 
 Pct Recovery = 99%  Analysis Date = 06/06/05 
 SpikeMix = Absolute 072204BNA: 20 Ál 
 Pct Recovery = 85%  Analysis Date = 08/05/05 
 SpikeMix = Absolute 072204BNA: 20 Ál 
 Pct Recovery = 85%  Analysis Date = 06/06/05 
 SpikeMix = Absolute 072204BNA: 20 Ál 
 Pct Recovery = 85%  Analysis Date = 04/19/11 
 SpikeMix = Crescent 06MM151: 200 Ál 
 Pct Recovery = 77%  Analysis Date = 03/08/12 
 SpikeMix = ERA 0618-10-02 LS1383#1: 200 Ál 
 Pct Recovery = 75%  Analysis Date = 09/15/11 
 SpikeMix = ERA 0618-10-02 LS1383#1: 200 Ál 
 Pct Recovery = 75%  Analysis Date = 06/03/06 
 SpikeMix = Protocol R1050720008: 20 Ál & Absolute 072204BNA: 20 Ál 
 Pct Recovery = 78%  Analysis Date = 07/20/06 
 SpikeMix = Absolute 072204BNA: 20 Ál 
 Pct Recovery = 77%  Analysis Date = 11/21/03 
 SpikeMix = AccuStandard B3090016: 20 Ál 
 Pct Recovery = 62%  Analysis Date = 04/03/13 
 SpikeMix = ChemService 348100: 20 Ál & NSI 060612-01: 20 Ál 
 Pct Recovery = 51%  Analysis Date = 12/19/12 
 SpikeMix = ChemService 348100: 20 Ál & NSI 060612-01: 20 Ál 
 Pct Recovery = 70%  Analysis Date = 07/27/12 
 SpikeMix = Spex Organics T1120510016: 20 Ál & ChemService 348100: 20 Ál 
 Pct Recovery = 77%  Analysis Date = 03/06/13 
 SpikeMix = Spex Organics T1120510016: 20 Ál & ERA 0507-12-03.1: 20 Ál 
 Pct Recovery = 58%  Analysis Date = 08/10/12 
 SpikeMix = ERA 0507-12-03.1: 20 Ál & Supelco LB92780: 20 Ál 
 Pct Recovery = 71%  Analysis Date = 02/11/08 
 SpikeMix = Ultra CD-2093: 25 Ál 
 Pct Recovery = 46%  Analysis Date = 01/16/08 
 SpikeMix = Ultra CD-2093: 25 Ál 
 Pct Recovery = 60%  Analysis Date = 05/08/08 
 SpikeMix = Ultra CD-2093: 25 Ál 
 Pct Recovery = 104%  Analysis Date = 05/08/08 
 SpikeMix = Ultra CD-2093: 25 Ál 
 Pct Recovery = 84%  Analysis Date = 07/14/08 
 SpikeMix = Ultra CD-2093: 25 Ál 
 Pct Recovery = 81%  Analysis Date = 08/19/08 
 SpikeMix = Ultra CD-2093: 25 Ál 
 Pct Recovery = 88%  Analysis Date = 09/21/08 
 SpikeMix = Ultra CD-2093: 25 Ál 
 Pct Recovery = 79%  Analysis Date = 02/08/14 
 SpikeMix = Supelco LB99395: 100 Ál & ERA 0318-13-01.1: 100 Ál 
 Pct Recovery = 91%  Analysis Date = 03/10/09 
 SpikeMix = Accu B8090087: 40 Ál 
 Pct Recovery = 67%  Analysis Date = 06/14/10 
 SpikeMix = Crescent 08LL068: 80 Ál 
 Pct Recovery = 76%  Analysis Date = 01/26/10 
 SpikeMix = ERA 0817-09-02BNA: 80 Ál 
 Pct Recovery = 65%  Analysis Date = 10/26/10 
 SpikeMix = Crescent 08LL068: 80 Ál 
 Pct Recovery = 63%  Analysis Date = 07/14/09 
 SpikeMix = Ultra CE-2870: 40 Ál 
 Pct Recovery = 74%  Analysis Date = 03/13/09 
 SpikeMix = Ultra CE-2870: 25 Ál 
 Pct Recovery = 61%  Analysis Date = 07/14/09 
 SpikeMix = Accu B8090087: 25 Ál 
 Pct Recovery = 89%  Analysis Date = 09/15/09 
 SpikeMix = Accu B8090087: 25 Ál 
 Pct Recovery = 79%  Analysis Date = 10/06/09 
 SpikeMix = Ultra CE-2870: 25 Ál 
 Pct Recovery = 65%  Analysis Date = 04/28/09 
 SpikeMix = Accu B8090087: 25 Ál 
 Pct Recovery = 83%  Analysis Date = 08/04/09 
 SpikeMix = Ultra CE-2870: 25 Ál 
 Pct Recovery = 68%  Analysis Date = 05/16/11 
 SpikeMix = Crescent 06MM151: 80 Ál 
 Pct Recovery = 74%  Analysis Date = 01/28/12 
 SpikeMix = Crescent 06MM151: 80 Ál 
 Pct Recovery = 77%  Analysis Date = 09/16/11 
 SpikeMix = Crescent 06MM151: 80 Ál 
 Pct Recovery = 69%  Analysis Date = 01/10/12 
 SpikeMix = ERA 0618-10-02 LS1383#1: 80 Ál 
 Pct Recovery = 70%  Analysis Date = 10/12/11 
 SpikeMix = ERA 0618-10-02 LS1383#1: 80 Ál 
 Pct Recovery = 82%  Analysis Date = 01/25/11 
 SpikeMix = ERA 0618-10-02 LS1383#1: 80 Ál 
 Pct Recovery = 43%  Analysis Date = 01/30/14 
 SpikeMix = Spex Organics T1130514011: 50 Ál & Abs 040913: 50 Ál 
 Pct Recovery = 88%  Analysis Date = 12/06/13 
 SpikeMix = Abs 040913: 50 Ál & ERA 0318-13-01.1: 50 Ál 
 Pct Recovery = 90%  Analysis Date = 09/10/13 
 SpikeMix = Crescent 04CC149: 50 Ál & Abs 040913: 50 Ál 
 Pct Recovery = 52%  Analysis Date = 06/17/13 
 SpikeMix = Supelco LB99395: 50 Ál & Accu 213041074: 50 Ál 
 Pct Recovery = 90%  Analysis Date = 10/19/10 
 SpikeMix = ERA 0817-09-02BNA: 40 Ál 
 Pct Recovery = 68%  Analysis Date = 09/23/10 
 SpikeMix = Crescent 08LL068: 40 Ál 
 Pct Recovery = 99%  Analysis Date = 06/10/10 
 SpikeMix = ERA 0817-09-02BNA: 40 Ál 
 Pct Recovery = 75%  Analysis Date = 07/15/10 
 SpikeMix = ERA 0817-09-02BNA: 40 Ál 
 Pct Recovery = 75%  Analysis Date = 01/28/10 
 SpikeMix = Crescent 08LL068: 40 Ál 
 Pct Recovery = 75%  Analysis Date = 07/14/11 
 SpikeMix = Crescent 06MM151: 50 Ál 
 Pct Recovery = 69%  Analysis Date = 06/07/11 
 SpikeMix = ERA 0618-10-02 LS1383#1: 50 Ál 
 Pct Recovery = 73%  Analysis Date = 04/17/12 
 SpikeMix = Crescent 06MM151: 50 Ál 
 Pct Recovery = 83%  Analysis Date = 01/10/12 
 SpikeMix = Crescent 06MM151: 50 Ál 
 Pct Recovery = 72%  Analysis Date = 12/02/10 
 SpikeMix = Crescent 06MM151: 50 Ál 
 Pct Recovery = 72%  Analysis Date = 03/17/11 
 SpikeMix = ERA 0618-10-02 LS1383#1: 50 Ál 
 Pct Recovery = 62%  Analysis Date = 07/12/12 
 SpikeMix = ERA 0618-10-02 LS1383#1: 50 Ál 
 Pct Recovery = 54%  Analysis Date = 04/18/12 
 SpikeMix = ERA 0618-10-02 LS1383#1: 50 Ál 
 Pct Recovery = 73%  Analysis Date = 03/20/12 
 SpikeMix = ERA 0618-10-02 LS1383#1: 50 Ál 
 Pct Recovery = 70%  Analysis Date = 01/25/11 
 SpikeMix = Crescent 06MM151: 50 Ál 
 Pct Recovery = 82%  Analysis Date = 10/15/07 
 SpikeMix = ERA 0714-06-02: 50 Ál 
 Pct Recovery = 55%  Analysis Date = 04/28/07 
 SpikeMix = Restek A046609: 50 Ál 
 Pct Recovery = 81%  Analysis Date = 08/27/07 
 SpikeMix = Restek A046609: 50 Ál 
 Pct Recovery = 81%  Analysis Date = 08/03/07 
 SpikeMix = ERA 0714-06-02: 50 Ál 
 Pct Recovery = 87%  Analysis Date = 04/15/14 
 SpikeMix = Abs 040913: 20 Ál & Accu 213041074: 20 Ál 
 Pct Recovery = 79%  Analysis Date = 08/06/13 
 SpikeMix = Abs 040913: 20 Ál & Accu 213041074: 20 Ál 
 Pct Recovery = 89%  Analysis Date = 07/25/13 
 SpikeMix = Crescent 04CC149: 20 Ál & Abs 040913: 20 Ál 
 Pct Recovery = 86%  Analysis Date = 04/15/14 
 SpikeMix = Spex Organics T1130514011: 20 Ál & Supelco LB99395: 20 Ál 
 Pct Recovery = 28%  Analysis Date = 03/19/14 
 SpikeMix = Crescent 04CC149: 20 Ál & Supelco LB99395: 20 Ál 
 Pct Recovery = 55%  Analysis Date = 11/25/13 
 SpikeMix = Spex Organics T1130514011: 20 Ál & Supelco LB99395: 20 Ál 
 Pct Recovery = 93%  Analysis Date = 09/24/13 
 SpikeMix = Supelco LB99395: 20 Ál & ERA 0318-13-01.1: 20 Ál 
 Pct Recovery = 82%  Analysis Date = 02/07/06 
 SpikeMix = Absolute 072204BNA: 10 Ál 
 Pct Recovery = 115%  Analysis Date = 02/22/06 
 SpikeMix = Absolute 072204BNA: 8 Ál 
 Pct Recovery = 43%  Analysis Date = 06/07/07 
 SpikeMix = Restek A046609: 25 Ál 
 Pct Recovery = 74%  Analysis Date = 10/18/07 
 SpikeMix = Restek A046609: 25 Ál 
 Pct Recovery = 64%  Analysis Date = 04/13/07 
 SpikeMix = ERA 0714-06-02: 25 Ál 
 Pct Recovery = 77%  Analysis Date = 04/27/99 
 SpikeMix = Protocol R990115013: 400 Ál 
 Pct Recovery = 200%  Analysis Date = 12/21/99 
 SpikeMix = Protocol R990115013: 400 Ál 
 Pct Recovery = 79%  Analysis Date = 07/09/99 
 SpikeMix = Protocol R990115013: 400 Ál 
 Pct Recovery = 80%  Analysis Date = 05/24/99 
 SpikeMix = Protocol R990115013: 200 Ál 
 Pct Recovery = 158%  Analysis Date = 07/20/99 
 SpikeMix = Protocol R990115013: 200 Ál 
 Pct Recovery = 81%  Analysis Date = 08/16/00 
 SpikeMix = Protocol W991208006: 500 Ál 
 Pct Recovery = 97%  Analysis Date = 11/01/00 
 SpikeMix = Protocol W991208006: 500 Ál 
 Pct Recovery = 99%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Median Pct Recovery = 77%  Y = 1
The SGPlot Procedure