OBSP Determination:
PHTHALAZINONE
METHOD: 2437 , TESTIDCODE: 68675LCM60

Analysis Date = 08/23/17 SpikeMix = Abs 071717Pest3: 50 µl & Abs 072417Pest3: 50 µl Pct Recovery = 58% Y = 1.5 Y = 0.5 Y = 1
The SGPlot Procedure

Plotted Points Statistics
PHTHALAZINONE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 1 58% . 58% 0%
Total 1 58% . 58% 0%

Sample Statistics
PHTHALAZINONE

Characteristic N % % Basis
Plotted 1 20% Spiked
Estimated Values 0 0% Spiked
Deleted Values 2 9% Spiked + Not Spiked
Spiked, Censored 1 20% Spiked
Spiked 7 .  
False Negatives 3 60% 3 out of 5
Not Spiked 16 .  
False Positives 1 6% 1 out of 16