BQS OBSP Determination:
17-ALPHA-ESTRADIOL
METHOD: 4434 , TESTIDCODE: 64528GM005
DATES: 01/16/08 - 12/11/17

 Expected Conc. = 22.982 
 Median Pct Recovery = 86%  Expected Conc. = 12.665 
 Median Pct Recovery = 86%  Expected Conc. = 12.665 
 Median Pct Recovery = 86%  Expected Conc. = 8.4211 
 Median Pct Recovery = 86%  Expected Conc. = 8.4211 
 Median Pct Recovery = 86%  Expected Conc. = 8.4211 
 Median Pct Recovery = 86%  Expected Conc. = 8.4211 
 Median Pct Recovery = 86%  Expected Conc. = 8.4211 
 Median Pct Recovery = 86%  Expected Conc. = 8.4211 
 Median Pct Recovery = 86%  Expected Conc. = 8.3091 
 Median Pct Recovery = 86%  Expected Conc. = 8.3091 
 Median Pct Recovery = 86%  Expected Conc. = 8.2919 
 Median Pct Recovery = 86%  Expected Conc. = 8.2919 
 Median Pct Recovery = 86%  Expected Conc. = 8.2525 
 Median Pct Recovery = 86%  Expected Conc. = 8.2525 
 Median Pct Recovery = 86%  Expected Conc. = 7.9158 
 Median Pct Recovery = 86%  Expected Conc. = 7.9158 
 Median Pct Recovery = 86%  Expected Conc. = 5.3895 
 Median Pct Recovery = 86%  Expected Conc. = 5.3895 
 Median Pct Recovery = 86%  Expected Conc. = 5.3221 
 Median Pct Recovery = 86%  Expected Conc. = 5.3221 
 Median Pct Recovery = 86%  Expected Conc. = 5.3221 
 Median Pct Recovery = 86%  Expected Conc. = 5.3221 
 Median Pct Recovery = 86%  Expected Conc. = 5.3221 
 Median Pct Recovery = 86%  Expected Conc. = 5.3221 
 Median Pct Recovery = 86%  Expected Conc. = 5.0526 
 Median Pct Recovery = 86%  Expected Conc. = 5.0526 
 Median Pct Recovery = 86%  Expected Conc. = 5.0526 
 Median Pct Recovery = 86%  Expected Conc. = 5.0526 
 Median Pct Recovery = 86%  Expected Conc. = 4.9895 
 Median Pct Recovery = 86%  Expected Conc. = 4.9895 
 Median Pct Recovery = 86%  Expected Conc. = 4.9895 
 Median Pct Recovery = 86%  Expected Conc. = 4.9895 
 Median Pct Recovery = 86%  Expected Conc. = 4.9895 
 Median Pct Recovery = 86%  Expected Conc. = 4.9895 
 Median Pct Recovery = 86%  Expected Conc. = 3.3913 
 Median Pct Recovery = 86%  Expected Conc. = 3.3913 
 Median Pct Recovery = 86%  Expected Conc. = 3.3698 
 Median Pct Recovery = 86%  Expected Conc. = 3.3698 
 Median Pct Recovery = 86%  Expected Conc. = 3.3684 
 Median Pct Recovery = 86%  Expected Conc. = 3.3684 
 Median Pct Recovery = 86%  Expected Conc. = 3.3684 
 Median Pct Recovery = 86%  Expected Conc. = 3.3684 
 Median Pct Recovery = 86%  Expected Conc. = 3.3684 
 Median Pct Recovery = 86%  Expected Conc. = 3.3684 
 Median Pct Recovery = 86%  Expected Conc. = 3.3613 
 Median Pct Recovery = 86%  Expected Conc. = 3.3613 
 Median Pct Recovery = 86%  Expected Conc. = 3.3263 
 Median Pct Recovery = 86%  Expected Conc. = 3.3263 
 Median Pct Recovery = 86%  Expected Conc. = 3.3263 
 Median Pct Recovery = 86%  Expected Conc. = 3.3263 
 Median Pct Recovery = 86%  Expected Conc. = 3.3133 
 Median Pct Recovery = 86%  Expected Conc. = 3.3133 
 Median Pct Recovery = 86%  Expected Conc. = 3.1895 
 Median Pct Recovery = 86%  Expected Conc. = 3.1895 
 Median Pct Recovery = 86%  Expected Conc. = 3.1895 
 Median Pct Recovery = 86%  Expected Conc. = 3.1895 
 Median Pct Recovery = 86%  Expected Conc. = 3.1895 
 Median Pct Recovery = 86%  Expected Conc. = 3.1895 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1474 
 Median Pct Recovery = 86%  Expected Conc. = 3.1474 
 Median Pct Recovery = 86%  Expected Conc. = 3.1474 
 Median Pct Recovery = 86%  Expected Conc. = 3.1474 
 Median Pct Recovery = 86%  Expected Conc. = 2.4076 
 Median Pct Recovery = 86%  Expected Conc. = 2.4076 
 Median Pct Recovery = 86%  Expected Conc. = 2.4 
 Median Pct Recovery = 86%  Expected Conc. = 2.4 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.1053 
 Median Pct Recovery = 86%  Expected Conc. = 2.0781 
 Median Pct Recovery = 86%  Expected Conc. = 2.0781 
 Median Pct Recovery = 86%  Expected Conc. = 2.0738 
 Median Pct Recovery = 86%  Expected Conc. = 2.0738 
 Median Pct Recovery = 86%  Expected Conc. = 2.0644 
 Median Pct Recovery = 86%  Expected Conc. = 2.0644 
 Median Pct Recovery = 86%  Expected Conc. = 2.0547 
 Median Pct Recovery = 86%  Expected Conc. = 2.0547 
 Median Pct Recovery = 86%  Expected Conc. = 2.0513 
 Median Pct Recovery = 86%  Expected Conc. = 2.0513 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0211 
 Median Pct Recovery = 86%  Expected Conc. = 2.0063 
 Median Pct Recovery = 86%  Expected Conc. = 2.0063 
 Median Pct Recovery = 86%  Expected Conc. = 2.0063 
 Median Pct Recovery = 86%  Expected Conc. = 2.0063 
 Median Pct Recovery = 86%  Expected Conc. = 2.0063 
 Median Pct Recovery = 86%  Expected Conc. = 2.0063 
 Median Pct Recovery = 86%  Expected Conc. = 2.0058 
 Median Pct Recovery = 86%  Expected Conc. = 2.0058 
 Median Pct Recovery = 86%  Expected Conc. = 2 
 Median Pct Recovery = 86%  Expected Conc. = 2 
 Median Pct Recovery = 86%  Expected Conc. = 2 
 Median Pct Recovery = 86%  Expected Conc. = 2 
 Median Pct Recovery = 86%  Expected Conc. = 1.9958 
 Median Pct Recovery = 86%  Expected Conc. = 1.9958 
 Median Pct Recovery = 86%  Expected Conc. = 1.9958 
 Median Pct Recovery = 86%  Expected Conc. = 1.9958 
 Median Pct Recovery = 86%  Expected Conc. = 1.9958 
 Median Pct Recovery = 86%  Expected Conc. = 1.9958 
 Median Pct Recovery = 86%  Expected Conc. = 1.9958 
 Median Pct Recovery = 86%  Expected Conc. = 1.9958 
 Median Pct Recovery = 86%  Expected Conc. = 1.9958 
 Median Pct Recovery = 86%  Expected Conc. = 1.9958 
 Median Pct Recovery = 86%  Expected Conc. = 1.9646 
 Median Pct Recovery = 86%  Expected Conc. = 1.9646 
 Median Pct Recovery = 86%  Expected Conc. = 1.868 
 Median Pct Recovery = 86%  Expected Conc. = 1.868 
 Median Pct Recovery = 86%  Expected Conc. = 1.7968 
 Median Pct Recovery = 86%  Expected Conc. = 1.7968 
 Median Pct Recovery = 86%  Expected Conc. = 1.7918 
 Median Pct Recovery = 86%  Expected Conc. = 1.7918 
 Median Pct Recovery = 86%  Expected Conc. = 1.7797 
 Median Pct Recovery = 86%  Expected Conc. = 1.7797 
 Median Pct Recovery = 86%  Expected Conc. = 1.7275 
 Median Pct Recovery = 86%  Expected Conc. = 1.7275 
 Median Pct Recovery = 86%  Expected Conc. = 1.7094 
 Median Pct Recovery = 86%  Expected Conc. = 1.7094 
 Median Pct Recovery = 86%  Expected Conc. = 1.709 
 Median Pct Recovery = 86%  Expected Conc. = 1.709 
 Median Pct Recovery = 86%  Expected Conc. = 1.7018 
 Median Pct Recovery = 86%  Expected Conc. = 1.7018 
 Median Pct Recovery = 86%  Expected Conc. = 1.6831 
 Median Pct Recovery = 86%  Expected Conc. = 1.6831 
 Median Pct Recovery = 86%  Expected Conc. = 1.6573 
 Median Pct Recovery = 86%  Expected Conc. = 1.6573 
 Median Pct Recovery = 86%  Expected Conc. = 1.6529 
 Median Pct Recovery = 86%  Expected Conc. = 1.6529 
 Median Pct Recovery = 86%  Expected Conc. = 1.6168 
 Median Pct Recovery = 86%  Expected Conc. = 1.6168 
 Median Pct Recovery = 86%  Expected Conc. = 1.6168 
 Median Pct Recovery = 86%  Expected Conc. = 1.6168 
 Median Pct Recovery = 86%  Expected Conc. = 1.6136 
 Median Pct Recovery = 86%  Expected Conc. = 1.6136 
 Median Pct Recovery = 86%  Expected Conc. = 1.5947 
 Median Pct Recovery = 86%  Expected Conc. = 1.5947 
 Median Pct Recovery = 86%  Expected Conc. = 1.5947 
 Median Pct Recovery = 86%  Expected Conc. = 1.5947 
 Median Pct Recovery = 86%  Expected Conc. = 1.5866 
 Median Pct Recovery = 86%  Expected Conc. = 1.5866 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5789 
 Median Pct Recovery = 86%  Expected Conc. = 1.5737 
 Median Pct Recovery = 86%  Expected Conc. = 1.5737 
 Median Pct Recovery = 86%  Expected Conc. = 1.5737 
 Median Pct Recovery = 86%  Expected Conc. = 1.5737 
 Median Pct Recovery = 86%  Expected Conc. = 1.5737 
 Median Pct Recovery = 86%  Expected Conc. = 1.5737 
 Median Pct Recovery = 86%  Expected Conc. = 1.5635 
 Median Pct Recovery = 86%  Expected Conc. = 1.5635 
 Median Pct Recovery = 86%  Expected Conc. = 1.5461 
 Median Pct Recovery = 86%  Expected Conc. = 1.5461 
 Median Pct Recovery = 86%  Expected Conc. = 1.5359 
 Median Pct Recovery = 86%  Expected Conc. = 1.5359 
 Median Pct Recovery = 86%  Expected Conc. = 1.5199 
 Median Pct Recovery = 86%  Expected Conc. = 1.5199 
 Median Pct Recovery = 86%  Expected Conc. = 1.5174 
 Median Pct Recovery = 86%  Expected Conc. = 1.5174 
 Median Pct Recovery = 86%  Expected Conc. = 1.5107 
 Median Pct Recovery = 86%  Expected Conc. = 1.5107 
 Median Pct Recovery = 86%  Expected Conc. = 1.5085 
 Median Pct Recovery = 86%  Expected Conc. = 1.5085 
 Median Pct Recovery = 86%  Expected Conc. = 1.4893 
 Median Pct Recovery = 86%  Expected Conc. = 1.4893 
 Median Pct Recovery = 86%  Expected Conc. = 1.2038 
 Median Pct Recovery = 86%  Expected Conc. = 1.2038 
 Median Pct Recovery = 86%  Expected Conc. = 1.2 
 Median Pct Recovery = 86%  Expected Conc. = 1.2 
 Median Pct Recovery = 86%  Expected Conc. = 1.2 
 Median Pct Recovery = 86%  Expected Conc. = 1.2 
 Median Pct Recovery = 86%  Expected Conc. = 1.2 
 Median Pct Recovery = 86%  Expected Conc. = 1.2 
 Median Pct Recovery = 86%  Expected Conc. = 0.819 
 Median Pct Recovery = 86%  Expected Conc. = 0.819 
 Median Pct Recovery = 86%  Expected Conc. = 3.3263 
 Median Pct Recovery = 86%  Expected Conc. = 3.3263 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1579 
 Median Pct Recovery = 86%  Expected Conc. = 3.1474 
 Median Pct Recovery = 86%  Expected Conc. = 3.1474 
 Median Pct Recovery = 86%  Expected Conc. = 2 
 Median Pct Recovery = 86%  Expected Conc. = 2 
 Median Pct Recovery = 86%  Expected Conc. = 2 
 Median Pct Recovery = 86%  Expected Conc. = 2 
 Median Pct Recovery = 86%  Expected Conc. = 1.804 
 Median Pct Recovery = 86%  Expected Conc. = 1.804 
 Median Pct Recovery = 86%  Expected Conc. = 1.2038 
 Median Pct Recovery = 86%  Expected Conc. = 1.2038 
 Median Pct Recovery = 86%  Expected Conc. = 1.2038 
 Median Pct Recovery = 86%  Expected Conc. = 1.2038 
 Median Pct Recovery = 86%  Expected Conc. = 1.2 
 Median Pct Recovery = 86%  Expected Conc. = 1.2 
 Median Pct Recovery = 86%  Expected Conc. = 1.2 
 Median Pct Recovery = 86%  Analysis Date = 06/30/17 
 SpikeMix = Abs 061416H: 80 Ál & ChemService 5016100: 80 Ál 
 Pct Recovery = 15%  Analysis Date = 12/11/17 
 SpikeMix = Spex Organics TS170728018: 80 Ál & ChemService 6494400: 80 Ál 
 Pct Recovery = 81%  Analysis Date = 03/27/12 
 SpikeMix = Crescent 162776: 100 Ál 
 Pct Recovery = 92%  Analysis Date = 01/27/12 
 SpikeMix = Supelco LB77167: 100 Ál 
 Pct Recovery = 79%  Analysis Date = 10/13/11 
 SpikeMix = Supelco LB77167: 100 Ál 
 Pct Recovery = 89%  Analysis Date = 06/07/11 
 SpikeMix = Supelco LB77167: 100 Ál 
 Pct Recovery = 91%  Analysis Date = 03/10/11 
 SpikeMix = Crescent 162776: 100 Ál 
 Pct Recovery = 89%  Analysis Date = 06/23/11 
 SpikeMix = Crescent 162776: 100 Ál 
 Pct Recovery = 93%  Analysis Date = 12/05/17 
 SpikeMix = Spex Organics TS170728018: 50 Ál & Spex Organics CT170727012: 50 Ál 
 Pct Recovery = 94%  Analysis Date = 08/30/17 
 SpikeMix = Supelco LC20140V: 80 Ál & Spex Organics EN160621015: 80 Ál 
 Pct Recovery = 78%  Analysis Date = 07/26/17 
 SpikeMix = ChemService 5016100: 80 Ál & Abs 052616: 80 Ál 
 Pct Recovery = 72%  Analysis Date = 06/30/17 
 SpikeMix = Abs 061416H: 80 Ál & ChemService 5016100: 80 Ál 
 Pct Recovery = 99%  Analysis Date = 03/15/17 
 SpikeMix = ChemService 5016100: 80 Ál & Abs 052616: 80 Ál 
 Pct Recovery = 84%  Analysis Date = 03/14/14 
 SpikeMix = Supelco LB99393: 50 Ál & Abs 050813: 50 Ál 
 Pct Recovery = 82%  Analysis Date = 03/14/14 
 SpikeMix = Supelco LB99393: 50 Ál & Abs 060413: 50 Ál & Abs 071513: 50 Ál 
 Pct Recovery = 67%  Analysis Date = 04/14/14 
 SpikeMix = ERA 0415-13-01.1A: 50 Ál & Abs 071513: 50 Ál 
 Pct Recovery = 92%  Analysis Date = 03/05/14 
 SpikeMix = ERA 0415-13-01.1A: 50 Ál & Abs 060413: 50 Ál & Abs 071513: 50 Ál 
 Pct Recovery = 84%  Analysis Date = 02/25/14 
 SpikeMix = ERA 0415-13-01.1A: 50 Ál & Abs 050813: 50 Ál 
 Pct Recovery = 70%  Analysis Date = 10/25/10 
 SpikeMix = Abs 083109H: 40 Ál 
 Pct Recovery = 105%  Analysis Date = 05/25/10 
 SpikeMix = Spex Organics T1090904002: 40 Ál 
 Pct Recovery = 88%  Analysis Date = 09/28/17 
 SpikeMix = Supelco LC20140V: 50 Ál & ChemService 5016200: 50 Ál 
 Pct Recovery = 100%  Analysis Date = 02/24/17 
 SpikeMix = Abs 061416H: 50 Ál & Supelco LC20140V: 50 Ál 
 Pct Recovery = 66%  Analysis Date = 08/19/16 
 SpikeMix = Supelco LC20140V: 50 Ál & Spex Organics TS160420010: 50 Ál 
 Pct Recovery = 200%  Analysis Date = 07/01/10 
 SpikeMix = Abs 083109H: 40 Ál 
 Pct Recovery = 85%  Analysis Date = 12/15/16 
 SpikeMix = Abs 061416H: 50 Ál & ChemService 5016100: 50 Ál 
 Pct Recovery = 100%  Analysis Date = 08/11/16 
 SpikeMix = ChemService 5016100: 50 Ál & Spex Organics TS160420010: 50 Ál 
 Pct Recovery = 170%  Analysis Date = 10/19/10 
 SpikeMix = Spex Organics T1090904002: 40 Ál 
 Pct Recovery = 81%  Analysis Date = 04/22/13 
 SpikeMix = ERA 0507-12-04.1: 50 Ál & Restek A089631: 50 Ál 
 Pct Recovery = 77%  Analysis Date = 12/18/12 
 SpikeMix = ERA 0507-12-04.1: 50 Ál & Restek A089631: 50 Ál 
 Pct Recovery = 75%  Analysis Date = 11/07/12 
 SpikeMix = ERA 0507-12-04.1: 50 Ál & ERA 0511-12-02: 50 Ál 
 Pct Recovery = 88%  Analysis Date = 04/13/15 
 SpikeMix = Abs 042114: 60 Ál & Spex Organics E1140505004: 60 Ál 
 Pct Recovery = 69%  Analysis Date = 04/01/15 
 SpikeMix = Spex Organics E1140505004: 60 Ál & Supelco LC06946: 60 Ál 
 Pct Recovery = 97%  Analysis Date = 01/21/15 
 SpikeMix = ChemService 2561700: 60 Ál & Spex Organics E1140505004: 60 Ál 
 Pct Recovery = 86%  Analysis Date = 12/09/14 
 SpikeMix = Abs 031014: 60 Ál & Supelco LC06946: 60 Ál 
 Pct Recovery = 88%  Analysis Date = 10/09/14 
 SpikeMix = Spex Organics E1140505004: 60 Ál & ERA 0227-14-07.2: 60 Ál 
 Pct Recovery = 79%  Analysis Date = 08/26/14 
 SpikeMix = Abs 031014: 60 Ál & Abs 042114: 60 Ál 
 Pct Recovery = 92%  Analysis Date = 05/06/14 
 SpikeMix = Abs 031014: 60 Ál & ChemService 2561700: 60 Ál 
 Pct Recovery = 127%  Analysis Date = 04/03/13 
 SpikeMix = Spex Organics T1120525010: 50 Ál & Restek A089631: 50 Ál 
 Pct Recovery = 89%  Analysis Date = 12/18/12 
 SpikeMix = Spex Organics T1120525010: 50 Ál & Supelco LB92781: 50 Ál 
 Pct Recovery = 88%  Analysis Date = 01/07/16 
 SpikeMix = Crescent 04EE007: 60 Ál & Abs 041515: 60 Ál 
 Pct Recovery = 76%  Analysis Date = 01/08/16 
 SpikeMix = Spex Organics EN150501025: 60 Ál & ERA 0601-15-04: 60 Ál 
 Pct Recovery = 102%  Analysis Date = 07/27/12 
 SpikeMix = Supelco LB77167: 25 Ál 
 Pct Recovery = 80%  Analysis Date = 04/17/12 
 SpikeMix = Supelco LB77167: 25 Ál 
 Pct Recovery = 108%  Analysis Date = 04/06/12 
 SpikeMix = Crescent 162776: 25 Ál 
 Pct Recovery = 111%  Analysis Date = 04/04/12 
 SpikeMix = Supelco LB77167: 25 Ál 
 Pct Recovery = 102%  Analysis Date = 11/17/11 
 SpikeMix = Crescent 162776: 25 Ál 
 Pct Recovery = 85%  Analysis Date = 10/12/11 
 SpikeMix = Crescent 162776: 25 Ál 
 Pct Recovery = 88%  Analysis Date = 09/29/11 
 SpikeMix = Supelco LB77167: 25 Ál 
 Pct Recovery = 70%  Analysis Date = 07/25/11 
 SpikeMix = Crescent 162776: 25 Ál 
 Pct Recovery = 53%  Analysis Date = 05/19/11 
 SpikeMix = Supelco LB77167: 25 Ál 
 Pct Recovery = 98%  Analysis Date = 02/07/11 
 SpikeMix = Crescent 162776: 25 Ál 
 Pct Recovery = 76%  Analysis Date = 03/31/11 
 SpikeMix = Supelco LB77167: 25 Ál 
 Pct Recovery = 76%  Analysis Date = 03/04/11 
 SpikeMix = Supelco LB77167: 25 Ál 
 Pct Recovery = 83%  Analysis Date = 05/09/11 
 SpikeMix = Crescent 162776: 25 Ál 
 Pct Recovery = 71%  Analysis Date = 07/26/17 
 SpikeMix = Supelco LC20140V: 30 Ál & ChemService 5016200: 30 Ál 
 Pct Recovery = 77%  Analysis Date = 03/15/17 
 SpikeMix = ChemService 5016200: 30 Ál & Supelco LC20140V: 30 Ál 
 Pct Recovery = 79%  Analysis Date = 02/01/17 
 SpikeMix = Supelco LC20140V: 30 Ál & Abs 052616: 30 Ál 
 Pct Recovery = 90%  Analysis Date = 09/15/16 
 SpikeMix = Supelco LC20140V: 30 Ál & Spex Organics EN160621015: 30 Ál 
 Pct Recovery = 88%  Analysis Date = 09/09/16 
 SpikeMix = ChemService 5016200: 30 Ál & Supelco LC20140V: 30 Ál 
 Pct Recovery = 104%  Analysis Date = 01/23/14 
 SpikeMix = Supelco LB99393: 20 Ál & ERA 0415-13-01.2A: 20 Ál & Abs 060413: 20 Ál 
 Pct Recovery = 70%  Analysis Date = 12/09/13 
 SpikeMix = Supelco LB99393: 20 Ál & Spex Organics T1130423008: 20 Ál 
 Pct Recovery = 66%  Analysis Date = 07/19/13 
 SpikeMix = Supelco LB99393: 20 Ál & ERA 0415-13-01.2A: 20 Ál 
 Pct Recovery = 81%  Analysis Date = 06/04/13 
 SpikeMix = Supelco LB99393: 20 Ál & Spex Organics T1130423008: 20 Ál 
 Pct Recovery = 75%  Analysis Date = 03/07/16 
 SpikeMix = Abs 041515: 50 Ál & ERA 0601-15-04: 50 Ál 
 Pct Recovery = 54%  Analysis Date = 12/10/15 
 SpikeMix = Abs 041515: 50 Ál & ERA 0601-15-04: 50 Ál 
 Pct Recovery = 75%  Analysis Date = 08/17/15 
 SpikeMix = ChemService 4073900: 50 Ál & Abs 041515: 50 Ál 
 Pct Recovery = 87%  Analysis Date = 06/19/08 
 SpikeMix = Restek A055510: 50 Ál 
 Pct Recovery = 69%  Analysis Date = 06/24/16 
 SpikeMix = Crescent 04EE007: 50 Ál & Spex Organics EN150501025: 50 Ál 
 Pct Recovery = 100%  Analysis Date = 01/08/16 
 SpikeMix = Crescent 04EE007: 50 Ál & Spex Organics EN150501025: 50 Ál 
 Pct Recovery = 84%  Analysis Date = 04/14/14 
 SpikeMix = ERA 0415-13-01.1A: 20 Ál & ERA 0415-13-01.2A: 20 Ál & Abs 060413: 20 Ál 
 Pct Recovery = 90%  Analysis Date = 09/16/13 
 SpikeMix = ERA 0415-13-01.1A: 20 Ál & ERA 0415-13-01.2A: 20 Ál & Abs 060413: 20 Ál 
 Pct Recovery = 94%  Analysis Date = 06/27/13 
 SpikeMix = ERA 0415-13-01.1A: 20 Ál & Spex Organics T1130423008: 20 Ál 
 Pct Recovery = 66%  Analysis Date = 12/29/16 
 SpikeMix = ChemService 5016100: 30 Ál & Abs 052616: 30 Ál 
 Pct Recovery = 93%  Analysis Date = 09/21/16 
 SpikeMix = ChemService 5016200: 30 Ál & ChemService 5016100: 30 Ál 
 Pct Recovery = 87%  Analysis Date = 01/16/08 
 SpikeMix = Restek A055510: 50 Ál 
 Pct Recovery = 99%  Analysis Date = 10/24/08 
 SpikeMix = Restek A055510: 50 Ál 
 Pct Recovery = 117%  Analysis Date = 12/02/08 
 SpikeMix = Restek A055510: 50 Ál 
 Pct Recovery = 53%  Analysis Date = 03/25/09 
 SpikeMix = Restek A055510: 50 Ál 
 Pct Recovery = 84%  Analysis Date = 08/18/08 
 SpikeMix = Restek A055510: 50 Ál 
 Pct Recovery = 59%  Analysis Date = 11/15/10 
 SpikeMix = Spex Organics T1090904002: 20 Ál 
 Pct Recovery = 85%  Analysis Date = 11/01/10 
 SpikeMix = Abs 083109H: 20 Ál 
 Pct Recovery = 125%  Analysis Date = 12/03/09 
 SpikeMix = Abs 083109H: 20 Ál 
 Pct Recovery = 75%  Analysis Date = 06/30/10 
 SpikeMix = Spex Organics T1090904002: 20 Ál 
 Pct Recovery = 83%  Analysis Date = 08/19/10 
 SpikeMix = Spex Organics T1090904002: 20 Ál 
 Pct Recovery = 97%  Analysis Date = 06/30/10 
 SpikeMix = Abs 083109H: 20 Ál 
 Pct Recovery = 91%  Analysis Date = 07/12/10 
 SpikeMix = Abs 083109H: 20 Ál 
 Pct Recovery = 98%  Analysis Date = 12/04/17 
 SpikeMix = ChemService 6460700: 10 Ál & ChemService 6494400: 10 Ál 
 Pct Recovery = 58%  Analysis Date = 11/21/17 
 SpikeMix = ChemService 6460700: 10 Ál & ChemService 6494400: 10 Ál 
 Pct Recovery = 85%  Analysis Date = 03/10/09 
 SpikeMix = Ultra CE-2887: 25 Ál 
 Pct Recovery = 93%  Analysis Date = 02/08/13 
 SpikeMix = ERA 0507-12-04.1: 25 Ál & Supelco LB92781: 25 Ál 
 Pct Recovery = 78%  Analysis Date = 11/01/12 
 SpikeMix = ERA 0507-12-04.1: 25 Ál & Abs 051512: 25 Ál 
 Pct Recovery = 89%  Analysis Date = 05/01/09 
 SpikeMix = Ultra CE-2887: 25 Ál 
 Pct Recovery = 96%  Analysis Date = 06/03/15 
 SpikeMix = Abs 031014: 30 Ál & ERA 0227-14-07.2: 30 Ál 
 Pct Recovery = 105%  Analysis Date = 04/01/15 
 SpikeMix = ChemService 2561700: 30 Ál & Spex Organics E1140505004: 30 Ál 
 Pct Recovery = 83%  Analysis Date = 01/29/15 
 SpikeMix = Abs 031014: 30 Ál & Supelco LC06946: 30 Ál 
 Pct Recovery = 72%  Analysis Date = 12/23/14 
 SpikeMix = Spex Organics E1140505004: 30 Ál & Supelco LC06946: 30 Ál 
 Pct Recovery = 80%  Analysis Date = 12/22/14 
 SpikeMix = Abs 042114: 30 Ál & Abs 031014: 30 Ál 
 Pct Recovery = 93%  Analysis Date = 10/20/14 
 SpikeMix = Abs 042114: 30 Ál & Spex Organics E1140505004: 30 Ál 
 Pct Recovery = 94%  Analysis Date = 09/04/14 
 SpikeMix = ERA 0227-14-07.2: 30 Ál & Spex Organics E1140505004: 30 Ál 
 Pct Recovery = 75%  Analysis Date = 07/14/14 
 SpikeMix = ERA 0227-14-07.2: 30 Ál & Abs 031014: 30 Ál 
 Pct Recovery = 85%  Analysis Date = 05/14/14 
 SpikeMix = Abs 031014: 30 Ál & ChemService 2561700: 30 Ál 
 Pct Recovery = 93%  Analysis Date = 04/03/13 
 SpikeMix = Spex Organics T1120525010: 25 Ál & Abs 051512: 25 Ál 
 Pct Recovery = 73%  Analysis Date = 02/22/13 
 SpikeMix = Spex Organics T1120525010: 25 Ál & ERA 0511-12-02: 25 Ál 
 Pct Recovery = 95%  Analysis Date = 08/29/12 
 SpikeMix = Spex Organics T1120525010: 25 Ál 
 Pct Recovery = 100%  Analysis Date = 06/15/09 
 SpikeMix = Ultra CE-2887: 25 Ál 
 Pct Recovery = 94%  Analysis Date = 09/17/09 
 SpikeMix = Ultra CE-2887: 25 Ál 
 Pct Recovery = 91%  Analysis Date = 08/05/09 
 SpikeMix = Ultra CE-2887: 25 Ál 
 Pct Recovery = 80%  Analysis Date = 03/17/09 
 SpikeMix = Abs 081908H: 25 Ál 
 Pct Recovery = 86%  Analysis Date = 05/01/09 
 SpikeMix = Abs 081908H: 25 Ál 
 Pct Recovery = 86%  Analysis Date = 08/11/09 
 SpikeMix = Abs 081908H: 25 Ál 
 Pct Recovery = 66%  Analysis Date = 03/10/09 
 SpikeMix = Abs 081908H: 25 Ál 
 Pct Recovery = 76%  Analysis Date = 06/24/09 
 SpikeMix = Abs 081908H: 25 Ál 
 Pct Recovery = 87%  Analysis Date = 03/07/16 
 SpikeMix = ChemService 4073900: 30 Ál & Abs 041515: 30 Ál 
 Pct Recovery = 91%  Analysis Date = 03/18/16 
 SpikeMix = Spex Organics EN150501025: 30 Ál & Supelco LC13547: 30 Ál 
 Pct Recovery = 80%  Analysis Date = 12/11/15 
 SpikeMix = Crescent 04EE007: 30 Ál & Spex Organics EN150501025: 30 Ál 
 Pct Recovery = 68%  Analysis Date = 09/23/15 
 SpikeMix = ChemService 4073900: 30 Ál & Spex Organics EN150501025: 30 Ál 
 Pct Recovery = 107%  Analysis Date = 07/01/10 
 SpikeMix = Spex Organics T1090904002: 20 Ál 
 Pct Recovery = 100%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Median Pct Recovery = 86%  Y = 1
The SGPlot Procedure