BQS OBSP Determination:
2,2-DICHLOROPROPANE
METHOD: 4054 , TESTIDCODE: 77170GCM66
DATES: 02/23/00 - 11/15/00

Expected Conc. = 0.8 Median Pct Recovery = 98% Expected Conc. = 0.8 Median Pct Recovery = 98% Expected Conc. = 0.8 Median Pct Recovery = 98% Expected Conc. = 0.28 Median Pct Recovery = 98% Expected Conc. = 0.28 Median Pct Recovery = 98% Expected Conc. = 0.28 Median Pct Recovery = 98% Expected Conc. = 0.28 Median Pct Recovery = 98% Expected Conc. = 0.28 Median Pct Recovery = 98% Analysis Date = 11/15/00 SpikeMix = NSI 053100-01: 25 µl Pct Recovery = 101% Analysis Date = 08/16/00 SpikeMix = NSI 053100-01: 25 µl Pct Recovery = 82% Analysis Date = 06/15/00 SpikeMix = NSI 121699: 20 µl Pct Recovery = 95% Analysis Date = 04/27/00 SpikeMix = NSI 121699: 20 µl Pct Recovery = 103% Analysis Date = 02/23/00 SpikeMix = NSI 121699: 20 µl Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Median Pct Recovery = 98% Y = 1
The SGPlot Procedure