BQS ORGANIC BLIND SAMPLES
DI-N-BUTYL PHTHALATE,
Schedule: 1383 Testid: 39110GCM57
Measured in MICROGRAMS PER LITER
04/28/07 TO 01/08/13
Open Data Set

Plot of pctrecov by newdate

Statistics for the Plotted Points
DI-N-BUTYL PHTHALATE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 18 85% 17% 85% 12%
>= Reporting Level 31 88% 16% 88% 10%
Total 49 87% 16% 88% 11%

Miscellaneous Statistics for the Samples
DI-N-BUTYL PHTHALATE

Characteristic N % % Basis
Plotted 49 96% Spiked
Estimated Values 16 31% Spiked
Deleted Values 4 3% Spiked + Not Spiked
Spiked, Censored 2 4% Spiked
Spiked 54 .  
False Negatives 0 0% 0 out of 51
Not Spiked 86 .  
False Positives 1 1% 1 out of 85