BQS OBSP Determination:
BUTANE
METHOD: 4440 , TESTIDCODE: 81563GCM66
DATES: 05/09/15 - 09/07/17

Expected Conc. = 0.2 Median Pct Recovery = 80% Expected Conc. = 0.145 Median Pct Recovery = 80% Expected Conc. = 0.145 Median Pct Recovery = 80% Expected Conc. = 0.145 Median Pct Recovery = 80% Expected Conc. = 0.145 Median Pct Recovery = 80% Expected Conc. = 0.1433 Median Pct Recovery = 80% Expected Conc. = 0.1433 Median Pct Recovery = 80% Expected Conc. = 0.1 Median Pct Recovery = 80% Expected Conc. = 0.1 Median Pct Recovery = 80% Expected Conc. = 0.087 Median Pct Recovery = 80% Expected Conc. = 0.087 Median Pct Recovery = 80% Expected Conc. = 0.087 Median Pct Recovery = 80% Expected Conc. = 0.087 Median Pct Recovery = 80% Expected Conc. = 0.087 Median Pct Recovery = 80% Expected Conc. = 0.087 Median Pct Recovery = 80% Expected Conc. = 0.086 Median Pct Recovery = 80% Expected Conc. = 0.086 Median Pct Recovery = 80% Expected Conc. = 0.086 Median Pct Recovery = 80% Expected Conc. = 0.086 Median Pct Recovery = 80% Expected Conc. = 0.086 Median Pct Recovery = 80% Expected Conc. = 0.086 Median Pct Recovery = 80% Expected Conc. = 0.058 Median Pct Recovery = 80% Expected Conc. = 0.058 Median Pct Recovery = 80% Expected Conc. = 0.058 Median Pct Recovery = 80% Expected Conc. = 0.058 Median Pct Recovery = 80% Expected Conc. = 0.058 Median Pct Recovery = 80% Expected Conc. = 0.058 Median Pct Recovery = 80% Expected Conc. = 0.0573 Median Pct Recovery = 80% Expected Conc. = 0.0573 Median Pct Recovery = 80% Expected Conc. = 0.0573 Median Pct Recovery = 80% Expected Conc. = 0.0573 Median Pct Recovery = 80% Expected Conc. = 0.0573 Median Pct Recovery = 80% Expected Conc. = 0.0573 Median Pct Recovery = 80% Expected Conc. = 0.0573 Median Pct Recovery = 80% Expected Conc. = 0.0573 Median Pct Recovery = 80% Expected Conc. = 0.058 Median Pct Recovery = 80% Expected Conc. = 0.058 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Expected Conc. = 0 Median Pct Recovery = 80% Analysis Date = 08/29/17 SpikeMix = Abs 070717: 20 µl & Abs 070617: 20 µl Pct Recovery = 75% Analysis Date = 08/15/15 SpikeMix = Supelco LC13545: 25 µl & Crescent 04EE008: 25 µl Pct Recovery = 103% Analysis Date = 07/13/15 SpikeMix = Crescent 04EE008: 25 µl & NSI 050515AVOC: 25 µl Pct Recovery = 88% Analysis Date = 09/29/15 SpikeMix = Accu 215041380: 25 µl & ERA 0406-15-03: 25 µl Pct Recovery = 56% Analysis Date = 09/07/17 SpikeMix = Abs 070717: 10 µl & Abs 070617: 10 µl Pct Recovery = 80% Analysis Date = 12/18/15 SpikeMix = Supelco LC13545: 15 µl & Crescent 04EE008: 15 µl Pct Recovery = 97% Analysis Date = 10/17/15 SpikeMix = Crescent 04EE008: 15 µl & NSI 050515AVOC: 15 µl Pct Recovery = 77% Analysis Date = 05/09/15 SpikeMix = Spex Organics EN150428007: 15 µl & Crescent 04EE008: 15 µl Pct Recovery = 96% Analysis Date = 04/02/16 SpikeMix = Supelco LC13545: 15 µl & Accu 215041380: 15 µl Pct Recovery = 67% Analysis Date = 03/04/16 SpikeMix = Accu 215041380: 15 µl & ERA 0406-15-03: 15 µl Pct Recovery = 74% Analysis Date = 06/04/15 SpikeMix = NSI 050515AVOC: 15 µl & Accu 215041380: 15 µl Pct Recovery = 68% Analysis Date = 01/27/16 SpikeMix = Crescent 04EE008: 10 µl & NSI 050515AVOC: 10 µl Pct Recovery = 96% Analysis Date = 07/31/15 SpikeMix = Crescent 04EE008: 10 µl & ERA 0406-15-03: 10 µl Pct Recovery = 104% Analysis Date = 05/09/15 SpikeMix = Supelco LC13545: 10 µl & Crescent 04EE008: 10 µl Pct Recovery = 95% Analysis Date = 02/18/16 SpikeMix = Spex Organics EN150428007: 10 µl & Accu 215041380: 10 µl Pct Recovery = 63% Analysis Date = 11/20/15 SpikeMix = Accu 215041380: 10 µl & ERA 0406-15-03: 10 µl Pct Recovery = 80% Analysis Date = 11/12/15 SpikeMix = Spex Organics EN150428007: 10 µl & Accu 215041380: 10 µl Pct Recovery = 81% Analysis Date = 05/21/15 SpikeMix = Spex Organics EN150428007: 10 µl & Accu 215041380: 10 µl Pct Recovery = 58% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Median Pct Recovery = 80% Y = 1
The SGPlot Procedure